Cita APA (7th ed.)
Evans, W. C. (2009). Trease and Evans pharmacognosy (17a. ed.). Elsevier.
Cita Chicago (17th ed.)
Evans, William Charles. Trease and Evans Pharmacognosy. 17a. ed. Madrid: Elsevier, 2009.
Cita MLA (9th ed.)
Evans, William Charles. Trease and Evans Pharmacognosy. 17a. ed. Elsevier, 2009.
Atenció: Aquestes cites poden no estar 100% correctes.