Leung, Albert Y.
Encyclopedia of common natural ingredients used in food, drugs, and cosmetics
Wiley, 1996
 Buku Referensi
Cosmeceuticals and Active Cosmetics: Drugs vs. Cosmetics
editor, Peter Elsner, Hward I. Maibach
T & F Informa, 2000
 Buku Teks SO
Cumming, P. Haward
Quick reference of common emergency drugs
A Wiley medical publication , 1983
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Sambidge, Gordon
Natural remedies : common ailments cured
Piccadilly Press Ltd., 1992
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Latter, Oswarld H. (Hawkins), 1864-
The natural history of some common animals
At The University Press, 2014
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