The Columbia Presbyterian osteoarthritis handbook : the complete guide to the most common form of arthritis
edited by Ronald P. Grelsamer and Suzanne Loebl
Macmilan , 1996
 Buku Referensi
Atkins, Robert C. [Robert Charles], 1944-
Dr Atkins Vita-Nutrient Solution: Your Complete Guide to Natural Health
Pocket Books, 2002
 Buku Teks SO
Smyth, Angela
The Complete Encyclopaedia of Natural Health
Thorsons, 1997
 Buku Teks SO
The review of natural products : the most complete source of natural product information
edited by Dennis J. Cada and Timothy R. Covington
Facts & Comparisons, 2002
 Buku Teks SO
Purchon, Nerys
Bodycraft : health and beauty the natural way
Blitz Editions, 1995
 Buku Teks SO