OBAT
1. Physicians Desk Reference 2008: Hospital/Library Version (Physicians' Desk Reference (Pdr)). PDR Staff 2008
2. DRUGS 2008, Volume 68, Issues: 01. Adis International 2008
3. DRUGS 2008, Volume 68, Issues: 02. Adis International 2008
4. DRUGS 2008, Volume 68, Issues: 03. Adis International 2008
5. DRUGS 2008, Volume 68, Issues: 04. Adis International 2008
6. DRUGS 2008, Volume 68, Issues: 05. Adis International 2008
7. DRUGS 2008, Volume 68, Issues: 06. Adis International 2008
8. DRUGS 2008, Volume 68, Issues: 07. Adis International 2008
9. DRUGS 2008, Volume 68, Issues: 08. Adis International 2008
10. DRUGS 2008, Volume 68, Issues: 09. Adis International 2008
11. DRUGS 2008, Volume 68, Issues: 10. Adis International 2008
12. DRUGS 2008, Volume 68, Issues: 11. Adis International 2008
13. DRUGS 2008, Volume 68, Issues: 12. Adis International 2008
14. DRUGS 2008, Volume 68, Issues: 13. Adis International 2008
15. DRUGS 2008, Volume 68, Issues: 14. Adis International 2008
16. DRUGS 2008, Volume 68, Issues: 15. Adis International 2008
17. DRUGS 2008, Volume 68, Issues: 16. Adis International 2008
18. DRUGS 2008, Volume 68, Issues: 17. Adis International 2008
19. Drug Prescribing in Anaesthesia and Intensive Care (GREENWICH MEDICAL MEDIA). H. G. W. Paw 1996
20. Evidence-Based Pharmacotherapy. Elaine Chiquette 2007
21. Concepts In Clinical Pharmacokinetics 4th ed. Joseph T. Dipiro 2005
22. Therapeutics of Parkinson's Disease and Other Movement Disorders. Mark Hallet 2008
23. Antibiotic Use in Dermatology, An Issue of Dermatologic Clinics (The Clinics: Dermatology). James Q. Del Rosso
24. Essentials of Family Medicine (Sloane, 5th edition). Philip D Sloane 2007
25. Current Medical Diagnosis and Treatment 2009 (Current Medical Diagnosis and Treatment). Stephen J. McPhee 2009
26. Drug Facts and Comparisons: Pocket Version 2009. Facts & Comparisons 2009
27. Melmon and Morrelli's Clinical Pharmacology 4th ed. S. Carruthers 2000
28. Pharmacotherapy: A Pathophysiologic Approach, 7th edition. Joseph T. DiPiro 2008
29. ToxED : Clinical Toxicology Poisoning and Drug Overdose Reference. GOLD STANDARD
30. Pharmacology for the Health Care Professions. Christine Thorp 2008
31. Biomedical Calculations: Principles and Practice. Richard Burton 2008
32. Overcoming Steroid Insensitivity in Respiratory Disease. Ian Adcock 2008
33. Drug Prescribing in Renal Failure: Dosing Guidelines for Adults. Jeffrey S. Berns 1999
34. Design and Analysis of Bioavailability and Bioequivalence Studies, 3rd ed. Shein-Chung Chow 2008
35. Drug Truths: Dispelling the Myths About Pharma R & D. John L. LaMattina 2008
36. Antibiotic Policies: Fighting Resistance. Ian M. Gould 2007

MEDICAL
37. Chronic Pain Management: The Essentials. Paul A. J. Hardy 1997
38. You and Your Doctor: The Essential Guide to Examinations Tests and Investigations. Michael Apple 1997
39. Handbook of ICU Therapy (Greenwich Medical Media). Ian McConachie 1999
40. Fluid Balance and Volume Resuscitation For Beginners. G. R. Park 2000
41. Therapeutic Guidelines Full, July 2008. Therapeutic Guidelines Limited 2008
42. Clinician's Pocket Reference, 11th Edition. Leonard G. Gomella 2002
43. Optimal Treatment Strategies For End Stage Renal Failure. Claude Jacobs 2002
44. The Menopause Sourcebook. Gretchen Henkel 1998
45. The Fertility Sourcebook: Everything You Need to Know (Fertility Sourcebook). M. Sara Rosenthal 1998
46. Stroke Prevention in Clinical Practice. Daryll M. Baker 2008
47. Nurse's Pocket Guide: Diagnoses, Prioritized Interventions, and Rationales (Nurses Pocket Guide). Marilynn E. Doenges 2008
48. Hair Care: An Illustrated Dermatologic Handbook. Zoe Diana Draelos 2005
49. Alcoholism: Its Treatments and Mistreatments. Irving Maltzman 2008

KIMIA
50. Annual Reports in Medicinal Chemistry, Volume 43. John E. Macor 2008
51. Food Contaminants and Residue Analysis (Comprehensive Analytical Chemistry, Volume 51). Yolanda PicÃ
52. Wiley Encyclopedia of Chemical Biology, Volume 1. Tadhg P. Begley 2007
53. Wiley Encyclopedia of Chemical Biology, Volume 2. Tadhg P. Begley 2007
54. Wiley Encyclopedia of Chemical Biology, Volume 3. Tadhg P. Begley 2007
55. Wiley Encyclopedia of Chemical Biology, Volume 4. Tadhg P. Begley 2007
56. Mass Spectrometry: A Textbook. Jürgen H. Gross 2004
57. Fundamentals of Biochemical Engineering. Rajiv Dutta 2008
58. Misconceptions in Chemistry: Addressing Perceptions in Chemical Education. Hans-Dieter Barke 2008
59. Field Sampling Methods for Remedial Investigations, Second Edition. Mark Edward Byrnes 2008
60. Groundwater Chemicals Desk Reference, Fourth Edition. John H. Montgomery 2007
61. Green chemistry: an introductory text. M. Lancaster 2002
62. Guidelines for Chemical Transportation Safety, Security, and Risk Management. Center for Chemical Process Safety (CCPS) 2008
63. Protein Mass Spectrometry (Comprehensive Analytical Chemistry, Volume 52). Julian Whitelegge 2008
64. Advances in Flow Injection Analysis and Related Techniques (Comprehensive Analytical Chemistry, Volume 54). Spas D. Kolev, Ian D. McKelvie
65. Fundamentals of Analytical Toxicology. Robert J. Flanagan 2008
66. Handbook of Heterogeneous Catalysis, Volume 1. Gerhard Ertl 2008
67. Handbook of Heterogeneous Catalysis, Volume 2. Gerhard Ertl 2008
68. Handbook of Heterogeneous Catalysis, Volume 3. Gerhard Ertl 2008
69. Handbook of Heterogeneous Catalysis, Volume 4. Gerhard Ertl 2008
70. Handbook of Heterogeneous Catalysis, Volume 5. Gerhard Ertl 2008
71. Handbook of Heterogeneous Catalysis, Volume 6. Gerhard Ertl 2008
72. Handbook of Heterogeneous Catalysis, Volume 7. Gerhard Ertl 2008
73. Handbook of Heterogeneous Catalysis, Volume 8. Gerhard Ertl 2008
74. Organic Structures from Spectra. Leslie D 2008
75. Handbook of GC/MS: Fundamentals and Applications. Hans-Joachim Hübschmann 2008
76. Handbook of Analytical Techniques, Volume 1. Helmut Günzler 2001
77. Handbook of Analytical Techniques, Volume 2. Helmut Günzler 2001
78. Safe Use of Chemicals: A Practical Guide. T.S.S. Dikshith 2008
79. Handbook of Food Analysis Instruments. Semih Otles 2008
80. Pharma-Ecology: The Occurrence and Fate of Pharmaceuticals and Personal Care Products in the Environment. Patrick K. Jjemba 2007

BAHAN ALAM
81. Herbal Drugs: Ethnomedicine to Modern Medicine. K.G. Ramawat 2009
82. Poisonous Plants and Related Toxins. T. Acamovic 2004
83. Chinese Medicinal Teas: Simple, Proven, Folk Formulas for Common Diseases & Promoting Health. Gary Liscum 1996
84. Curing Depression Naturally with Chinese Medicine. Bob Flaws 1999
85. Shaolin Secret Formulas for the Treatment of External Injury. Monk De Qian 1995
86. The Divine Farmer's Materia Medica: A Translation of the Shen Nong Ben Cao (Blue Poppy's Great Masters Series). Shou-Zhong Yang 1998
87. Controlling Diabetes Naturally With Chinese Medicine (Healing With Chinese Medicine). Lynn M. Kuchinski 1999
88. Curing Arthritis Naturally with Chinese Medicine. Doug Frank 1997
89. 630 Questions & Answers About Chinese Herbal Medicine: A Workbook & Study Guide. Bob Flaws 1999
90. 260 Essentials Chinese Medicinals. Bob Flaws 1999
91. Better Breast Health Naturally with Chinese Medicine. Honora Lee Wolfe 1998
92. Pao Zhi: An Introduction to the Use of Processed Chinese Medicinals. Philippe Sionneau 1995
93. 160 Essential Chinese Herbal Patent Medicines. Bob Flaws 1999
94. 70 Essential Chinese Herbal Formulas. Bob Flaws 1994
95. Recent TCM Research from China. Bob Flaws 1994
96. Curing Headaches Naturally with Chinese Medicine. Honora Lee Wolfe 1998
97. Curing Hay Fever Naturally with Chinese Medicine. Bob Flaws 1997
98. Curing Insomnia Naturally with Chinese Medicine. Bob Flaws 1997
99. Curing PMS Naturally with Chinese Medicine. Bob Flaws 1997
100. Fulfilling the Essence: The Handbook of Traditional & Contemporary Chinese Treatments for Female Infertility. Bob Flaws 1993
101. Chinese Medicinal Wines & Elixirs. Bob Flaws 1994
102. The Book of Jook: Chinese Medicinal Porridges--A Healthy Alternative to the Typical Western Breakfast. Bob Flaws 1996
103. Aging & Blood Stasis: A New TCM Approach to Geriatrics. Yan De-Xin 1996
104. Herbal Medicine, Healing & Cancer. Donald Yance 1999
105. Materia Medica Viva, volume 1. George Vithoulkas 1995
106. Materia Medica Viva, volume 2. George Vithoulkas 1995
107. Materia Medica Viva, volume 3. George Vithoulkas 1995
108. Materia Medica Viva, volume 4. George Vithoulkas 1995
109. Materia Medica Viva, volume 5. George Vithoulkas 1995
110. Materia Medica Viva, volume 6. George Vithoulkas 1995
111. Materia Medica Viva, volume 7. George Vithoulkas 1995
112. Materia Medica Viva, volume 8. George Vithoulkas 1995
113. Materia Medica Viva, volume 9. George Vithoulkas 1995
114. Herbs for the Urinary Tract. Michael Moore 1998
115. Kava Kava: The Anti-Anxiety Herb That Relaxes and Sharpens the Mind (Keats Good Herb Guide Series). Ronald G. Reichert 1997
116. Herbs to Boost Immunity: Herbal Tonics to Keep You Healthy and Strong Including Echinacea, Siberian Ginseng, Astragalus, and More (Keats Good Herb Guide Series). Gail Ulrich 1997
117. Calendula. Mindy Green 1999
118. Herbs for a Good Night's Sleep: Herbal Approaches to Relieving Insomnia Safely and Effectively (Keats Good Herb Guide Series). David Hoffmann 1997
119. Herbs for Women's Health: Herbal Help for the Female Cycle from PMS to Menopause (Good Herb Guide Series). Mary Bove 1997
120. Herbs to Help You Breathe Freely. C. J. Puotinen 1996
121. Herbs for Improved Digestion. C.J. Puotinen 1998
122. Herbal Pharmacology in the People's Republic of China: A Trip Report of the American Herbal Pharmacology Delegation. The Committee on Scholarly Communication with the People's Republic of China 1975
123. Herbs for the Heart: Herbs to Lower Cholesterol and Blood Pressure, Increase Circulation, Prevent Clotting, and Enhance Heart Heath (Keats Good Herb Guide Series). C. J. Puotinen 1997
124. Ginseng (Keats Good Herb Guides). Kathi Keville 1996
125. Marine Products for Healthcare: Functional and Bioactive Nutraceutical Compounds from the Ocean (Functional Foods and Nutraceuticals). Vazhiyil Venugopal 2008
126. Duke's Handbook of Medicinal Plants of Latin America. James A. Duke 2008
127. Flowering Plants: Dicotyledons (The Families and Genera of Vascular Plants). Klaus Kubitzki 1993
128. Flowering Plants: Monocotyledons: Lilianae (except Orchidaceae) (The Families and Genera of Vascular Plants). H. Huber 1993
129. Flowering Plants: Dicotyledons, Magnoliid, Hamamelid and Caryophyllid Families (Families and Genera of Vascular Plants). K. Kubitzki 1993
130. Pteridophytes and Gymnosperms (Families and Genera of Vascular Plants). Karl Ulrich Kramer 1990
131. Keys to the phyla of organisms: Including keys to the orders of the plant kingdom. Fred Alexander Barkley 1939
132. Advances in Botanical Research, Vol 10. Harold Woolhouse 1983
133. Advances in Botanical Research, Volume 20. J. A. Callow 2004
134. Flower Family Album. Helen Field Fischer 1999
135. Advances in Botanical Research, Volume 14. J. A. Callow 1988
136. Carotenoids, Vol. 4: Natural Functions (Carotenoids). George Britton 2008
137. Transgenic Wheat, Barley and Oats: Production and Characterization Protocols (Methods in Molecular Biology). Huw D. Jones 2008
138. The Alkaloids: Chemistry and Biology, Volume 66 (The Alkaloids). Geoffrey A. Cordell
139. Machine Vision for the Inspection of Natural Products. Mark Graves 2003
140. Plant Analysis Procedures 2nd ed. Erwin E.J.M Temminghoff 2004
141. Plant Genetics (The Green World). Carl-erik Tornqvist 2006
142. Plant Proteomics (Wiley - Interscience Series on Mass Spectrometry). Randeep Rakwal 2008
143. Plant Development (The Green World). William G. Hopkins 2006
144. Plant Biotechnology (The Green World). William G. Hopkins 2006
145. Photosynthesis And Respiration (The Green World). William G. Hopkins 2006
146. Plant Nutrition (The Green World). Alex C. Wiedenhoeft 2006
147. Dictionary of Generic Names of Seed Plants. Tatiana Wielgorskaya 1995
148. Diversity and Classification of Flowering Plants. Armen Takhtajan 1997
149. Botanical Latin: History, Grammar, Syntax, Terminology, and Vocabulary. William T. Stearn 1983
150. A Systematic Treatment of Fruit Types (Memoirs of the New York Botanical Garden Vol. 70). Richard W. Spjut 1994
151. Principles of Numerical Taxonomy. Robert R 1963
152. Evolution and Phylogeny of Flowering Plants: Dicotyledons - Facts and Theory. J. Hutchinson 1969
153. Flora Nordica: Chenopodiaceae - Fumariaceae v.2: Chenopodiaceae - Fumariaceae (Flora Nordica). Bengt Jonsell 2004
154. Flora Nordica: Lycopodiaceae - Polygonaceae v.1: Lycopodiaceae - Polygonaceae (Flora Nordica). Bengt Jonsell 2004
155. An Integrated System of Classification of Flowering Plants. Arthur Cronquist 1993
156. Principia botanica: Or, Beginnings of botany. Léon Croizat 2002
157. Advances in Plant Ethylene Research: Proceedings of the 7th International Symposium on the Plant Hormone Ethylene. A. Ramina 2007
158. Plant Identification Terminology: An Illustrated Glossary. James G. Harris 2001
159. Total synthesis of Natural Products, volume 1. John ApSimon 1973
160. Total synthesis of Natural Products, volume 2. John ApSimon 1973
161. Total synthesis of Natural Products, volume 3. John ApSimon 1977
162. Total synthesis of Natural Products, volume 4. John ApSimon 1981
163. Total synthesis of Natural Products, volume 5. John ApSimon 1983
164. Total synthesis of Natural Products, volume 6. John ApSimon 1984
165. Total synthesis of Natural Products, volume 7. John ApSimon 1988
166. Total synthesis of Natural Products, volume 8. John ApSimon 1992
167. Total synthesis of Natural Products, volume 9. John ApSimon 1992
168. Total synthesis of Natural Products, volume 10. John ApSimon 1999
169. Total synthesis of Natural Products, volume 11. John ApSimon 2000
170. Selected Topics in the Chemistry of Natural Products. Raphael Ikan 2008
171. Culinary Herbs (NRC). Ernest Small 2002
172. Barley for Food and Health: Science, Technology, and Products. Rosemary K. Newman 2008

TEKNOLOGI
173. Methods in Cell Biology: Flow Cytometry. Zbgniew Darynkiewicz 1990
174. Quality Systems and Controls for Pharmaceuticals. Dipak Kumar Sarker 2007
175. Phacoemulsification, Third Edition, Volume 1. Sunita Agarwal 2004
176. In Vitro Methods in Pharmaceutical Research. Jose V. Castell 1997
177. Bioinformatics: A Practical Guide to the Analysis of Genes and Proteins, Second Edition. Andreas D. Baxevanis 2001
178. Handbook of Enzyme Inhibitors, volume 1. Helmward Zollner 1999
179. Handbook of Enzyme Inhibitors, volume 2. Helmward Zollner 1999
180. Handbook of Enzyme Inhibitors, volume 3. Helmward Zollner 1999
181. Handbook of Enzyme Inhibitors, volume 4. Helmward Zollner 1999
182. Handbook of Stability Testing in Pharmaceutical Development: Regulations, Methodologies, and Best Practices. Kim Huynh-Ba 2008
183. The Handbook of Soap Manufacture. Simmons 2007
184. Handbook of Porous Solids, volume 1. Ferdi Schüth 2002
185. Handbook of Porous Solids, volume 2. Ferdi Schüth 2002
186. Handbook of Porous Solids, volume 3. Ferdi Schüth 2002
187. Handbook of Porous Solids, volume 4. Ferdi Schüth 2002
188. Handbook of Detergents, Part E: Applications (Surfactant Science). Uri Zoller 2008
189. Food Process Engineering and Technology (Food Science and Technology). Zeki Berk 2008
190. Precipitation: Advances in Measurement, Estimation and Prediction. Silas C. Michaelides 2008
191. Food Industry Quality Control Systems. Mark Clute 2008
192. Photostability of Drugs and Drug Formulations. H. Hjorth Tnnesen 1996

DRUG DEVELOPMENT
193. Protein-Protein Interactions as New Drug Targets (Handbook of Experimental Pharmacology). Enno Klussmann 2008
194. Advances in Pharmacology, Volume 35 (Advances in Pharmacology). J. Thomas August 1996
195. Advances in Pharmacology, Volume 39. J. Thomas August 1997
196. Medicinal Protein Engineering. Yury E. Khudyakov 2008
197. The Third Histamine Receptor: Selective Ligands as Potential Therapeutic Agents in CNS Disorders. Divya Vohora 2008
198. Bioinformatics in Cancer and Cancer Therapy (Cancer Drug Discovery and Development). Gavin J. Gordon 2009
199. Taurine 7 (Advances in Experimental Medicine and Biology). Junichi Azuma 2008
200. Nuclear Receptors in Drug Metabolism. Wen Xie 2009
201. Drug-like Properties: Concepts, Structure Design and Methods: from ADME to Toxicity Optimization. Edward Kerns 2008
202. Stem Cell Repair And Regeneration, Volume 3 (The Hammersmith Series). Natasa Levicar 2008
203. Design of Caspase Inhibitors as Potential Clinical Agents (Enzyme Inhibitors). Tom O'Brien 2008
204. Molecular Biomethods Handbook, 2nd edition (Methods in Molecular Biology). John M. Walker 2008
205. Pharmacogenomics and Personalized Medicine (Methods in Pharmacology and Toxicology) (Methods in Pharmacology and Toxicology). Nadine Cohen 2008
206. Chemogenomics: Knowledge-based Approaches to Drug Discovery. Edgar Jaco. 2006
207. Trends in Drug Research II (Pharmacochemistry Library). H. van der Goot 1998
208. Gene and Cell Therapy: Therapeutic Mechanisms and Strategies, 3rd edition. Nancy Smyth Templeton 2008

RELATED
209. HIV Protocols, 2nd Edition (Methods in Molecular Biology). Vinayaka R. Prasad 2008
210. Nanotechnologies for the Life Sciences, volume 1. Challa S. 2007
211. Nanotechnologies for the Life Sciences, volume 2. Challa S. 2007
212. Nanotechnologies for the Life Sciences, volume 3. Challa S. 2007
213. Nanotechnologies for the Life Sciences, volume 4. Challa S. 2007
214. Nanotechnologies for the Life Sciences, volume 5. Challa S. 2007
215. Nanotechnologies for the Life Sciences, volume 6. Challa S. 2007
216. Nanotechnologies for the Life Sciences, volume 7. Challa S. 2007
217. Nanotechnologies for the Life Sciences, volume 8. Challa S. 2007
218. Nanotechnologies for the Life Sciences, volume 9. Challa S. 2007
219. Nanotechnologies for the Life Sciences, volume 10. Challa S. 2007
220. Handbook of Biosensors and Biochips, volume 1. Robert S. Marks 2007
221. Handbook of Biosensors and Biochips, volume 2. Robert S. Marks 2007
222. Complementary and Alternative Veterinary Medicine Considered. David W. Ramey 2003
223. The Ubiquitin System in Health and Disease (Ernst Schering Foundation Symposium Proceedings). Stefan Jentsch 2009
224. Chinese Pediatric Massage Therapy: A Parent's and Practitioner's Guide to the Treatment and Prevention of Childhood Disease. Fan Ya-Li 1994
225. Chinese Medical Palmistry: Your Health in Your Hand. Zong Xiao-Fan 1995
226. Dui Yao: The Art of Combining Chinese Medicinals. Philippe Sionneau 1997
227. Master Tong's Acupuncture: An Ancient Alternative Style in Modern Clinical Practice. Miriam Lee 1992
228. Acute Abdominal Syndromes: Their Diagnosis & Treatment According to Combined Chinese-Western Medicine. Alon Marcus 1991
229. Handbook of Tcm Urology and Male Sexual Disfunction. Anna Lin 1992
230. The Dao of Increasing Longevity and Conserving Ones Life: A Handbook of Traditional Chinese Geriatrics and Chinese Herbal Patent Formulae. Bob Flaws 1991
231. Handbook of Traditional Chinese Dermatology. Liang Jian-Hui 1993
232. Low Back Pain : Care & Prevention With Traditional Chinese Medicine. Douglas Frank 1995
233. Chinese Self-Massage Therapy: The Easy Way to Health. Ya-Li Fan 1997
234. A Handbook of Menstrual Diseases in Chinese Medicine. Robert S. Flaws 1997
235. Imperial Secrets of Health and Longevity. Bob Flaws 1994
236. Fire in the Valley: The Traditional Chinese Medical Diagnosis and Treatment of Vaginal Diseases. Bob Flaws 1991
237. Endometriosis and Infertility and Traditional Chinese Medicine: A Laywoman's Guide. Bob Flaws 1989
238. AIDS And Its Treatment by Traditional Chinese Method. Huang Bing-Shan 1991
239. Handbook of TCM Patterns & Treatments. Bob Flaws 1996
240. The Nutrition Desk Reference. Robert Garrison Jr 1998
241. The Big Family Guide to All the Vitamins. Ruth Adams 1992
242. Quantitative Methods for Health Research: A Practical Interactive Guide to Epidemiology and Statistics. Nigel Bruce 2008
243. The Breastfeeding Sourcebook: Everything You Need to Know. M. Sara Rosenthal 1995
244. High-Density Lipoproteins: From Basic Biology to Clinical Aspects. Christopher J. Fielding 2007
245. Path of Pregnancy 2nd ed: A Handbook of Traditional Chinese Gestational & Birthing Diseases. Bob Flaws 1996
246. Statistical and Computational Pharmacogenomics (Interdisciplinary Statistics). Rongling Wu 2008
247. Managing the Laboratory Animal Facility, Second Edition. Jerald Silverman 2008
248. Meat Science: An Introductory Text. P. D. Warriss 2000
249. Emerging Consequences of Biotechnology: Biodiversity Loss and IPR Issues. Krishna Dronamraju 2008
250. Animal Lectins: A Functional View. Gerardo R. Vasta 2008
251. American Dietetic Association Complete Food and Nutrition Guide (2nd Edition). American Dietetic Association (ADA) 2002
252. Nutritional Supplements in Sports and Exercise. Mike Greenwood 2007
253. Tell Me What to Eat If I Have Diabetes: Nutrition You Can Live With. Elaine Magee 1999
254. Wine Chemistry and Biochemistry. M. Victoria Moreno-Arribas 2008
255. Food Labelling (Codex Alimentarius). Joint Fao Who Codex Alimentarius Commission 2001
256. Microbial Limit and Bioburden Tests: Validation Approaches and Global Requirements,Second Edition. Lucia Clontz 2008