APA (7th ed.) Citation

Evans, W. C., & Trease, G. E. (1989). Trease and Evan's pharmacognosy (13th ed.). ELBS/Bailliere Tindall.

Chicago Style (17th ed.) Citation

Evans, Williams Charles, and George Edward Trease. Trease and Evan's Pharmacognosy. 13th ed. London: ELBS/Bailliere Tindall, 1989.

MLA (9th ed.) Citation

Evans, Williams Charles, and George Edward Trease. Trease and Evan's Pharmacognosy. 13th ed. ELBS/Bailliere Tindall, 1989.

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