Ferrell, V., Archbold, E. E., & Cherne, H. M. (2004). Natural remedies encyclopedia (4th edition, completely revised and expanded.). Harvestime Books.
Chicago Style (17. basım) AtıfFerrell, Vance, Edgar E. Archbold, ve Harold M. Cherne. Natural Remedies Encyclopedia. 4th edition, completely revised and expanded. Altamont, Tennesse: Harvestime Books, 2004.
MLA (9th ed.) AtıfFerrell, Vance, et al. Natural Remedies Encyclopedia. 4th edition, completely revised and expanded. Harvestime Books, 2004.
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