Sambidge, Gordon
Natural remedies : common ailments cured
Piccadilly Press Ltd., 1992
 Buku Referensi
Simontacchi, Carol
Natural Alternatives to Vioxx, Celebrex & other Anti-Inflammatory Prescription Drugs
Square One Publisher, 2007
 Buku Teks SO
McKenna, John
Natural Alternatives to Antibiotics
Newleaf, 2003
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Evans, Mark
Healing Therapies and Remedies: A Practical Guide to Alternative Therapies and Natural Treatments
Lorenz Books, 2002
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Weintraub, Skye
Natural Treatments for ADD and Hyperactivity
Woodland Publishing, 1997
 Buku Teks SO