Citazione Stile APA (7a Edizione)

Evans, W. C., Trease, G. E., & Evans, D. (2002). Trease and Evans' pharmacognosy (15th ed.). W.B. Saunders.

Citazione stile Chigago Style (17a edizione)

Evans, William Charles, George Edward Trease, e Daphne Evans. Trease and Evans' Pharmacognosy. 15th ed. Edinburgh: W.B. Saunders, 2002.

Citatione MLA (9a ed.)

Evans, William Charles, et al. Trease and Evans' Pharmacognosy. 15th ed. W.B. Saunders, 2002.