Sambidge, Gordon
Natural remedies : common ailments cured
Piccadilly Press Ltd., 1992
 Buku Referensi
McKenna, John
Natural Alternatives to Antibiotics
Newleaf, 2003
 Buku Teks SO
Evans, Mark
Healing Therapies and Remedies: A Practical Guide to Alternative Therapies and Natural Treatments
Lorenz Books, 2002
 Buku Teks
Weintraub, Skye
Natural Treatments for ADD and Hyperactivity
Woodland Publishing, 1997
 Buku Teks SO
Weintraub, Skye
Natural Treatments for ADD and Hyperactivity
Woodland Publishing, 1997
 Buku Teks SO