Lewis, Jenny
The asthma handbook: a definitive guide to the causes, symptoms and all the latest treatments
Vermilion, 1995
 Buku Referensi
Alternative Medicine: The Definitive Guide, 380 Leading Edge Physicians Explain Their Treatments
The Burton Goldberg Group
Future Medicine Publishing, 1995
 Buku Teks SO
Lockie, Andrew
Encyclopedia of Homeopathy: The Definitive Home Reference Guide to Homeopathic Remedies and Treatments for Common Ailments
Dorling Kindersley, 2000
 Buku Teks SO
Kofler, Michael
The definitive guide to MySQL
Apress, 2004
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White, Tom
Hadoop: the definitive guide
O'Reilly Media , 2015
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