Citazione Stile APA (7a Edizione)

Evans, W. C., Evans, D., & Trease, G. E. (2009). Trease and Evans pharmacognosy (16th ed.). Saunders/Elsevier.

Citazione stile Chigago Style (17a edizione)

Evans, William Charles, Daphne Evans, e George Edward Trease. Trease and Evans Pharmacognosy. 16th ed. Edinburgh, New York: Saunders/Elsevier, 2009.

Citatione MLA (9a ed.)

Evans, William Charles, et al. Trease and Evans Pharmacognosy. 16th ed. Saunders/Elsevier, 2009.