APA-viite

Hoffmann,, F., & Manning,, M. (2006). Herbal medicine and botanical medical fads. Viva.

Chicago-tyylinen lähdeviittaus

Hoffmann,, Frank, ja Martin Manning. Herbal Medicine and Botanical Medical Fads. New Delhi: Viva, 2006.

MLA-viite

Hoffmann,, Frank, ja Martin Manning. Herbal Medicine and Botanical Medical Fads. Viva, 2006.