Citazione Stile APA (7a Edizione)

Wallis, T. E. (2005). Textbook of pharmacognosy (5th ed.). CBS Publishers & Distributors.

Citazione stile Chigago Style (17a edizione)

Wallis, T. E. Textbook of Pharmacognosy. 5th ed. New Delhi: CBS Publishers & Distributors, 2005.

Citatione MLA (9a ed.)

Wallis, T. E. Textbook of Pharmacognosy. 5th ed. CBS Publishers & Distributors, 2005.