APA (7th ed.) Citation

Siffton. (1998). The PDR family guide to natural medicines and healing therapies. Three Rivers Press.

Chicago Style (17th ed.) Citation

Siffton. The PDR Family Guide to Natural Medicines and Healing Therapies. New York: Three Rivers Press, 1998.

MLA (8th ed.) Citation

Siffton. The PDR Family Guide to Natural Medicines and Healing Therapies. Three Rivers Press, 1998.

Warning: These citations may not always be 100% accurate.