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
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
Carroll, Stephen J.
The Complete family guide to healthy living
Dorling Kindersley , 1992
 Buku Referensi
Walker, Richard
Sex and relationships : the complete family guide
De Agostini, 1996
 Buku Teks SO