APA (7e ed.) Bronvermelding

Trease, G. E., & By Evans , W. C. (1971). Pharmacognosy (10th ed.). Bailliere Tindall.

Chicago (17e ed.) Bronvermelding

Trease, George Edward, en William Charles By Evans. Pharmacognosy. 10th ed. London: Bailliere Tindall, 1971.

MLA (9e ed.) Bronvermelding

Trease, George Edward, en William Charles By Evans. Pharmacognosy. 10th ed. Bailliere Tindall, 1971.