Citazione Stile APA (7a Edizione)

Trease, G. E., Evans Willium Charles, & Tindall, B. (1978). Trease and Evans Pharmacognosy (11th.). New York.

Citazione stile Chigago Style (17a edizione)

Trease, George Edward, Evans Willium Charles, e Bailliere Tindall. Trease and Evans Pharmacognosy. 11th. Cassell & Collier Macmillan publishers Ltd: New York, 1978.

Citatione MLA (9a ed.)

Trease, George Edward, et al. Trease and Evans Pharmacognosy. 11th. New York, 1978.