APA (7th ed.) Citation

WC Evans. (1996). trease and Evans Pharmacognosy (15th.). New York.

Chicago Style (17th ed.) Citation

WC Evans. Trease and Evans Pharmacognosy. 15th. Saunders: New York, 1996.

MLA (9th ed.) Citation

WC Evans. Trease and Evans Pharmacognosy. 15th. New York, 1996.