APA (7th ed.) Zitazioa

Villee, C. A., & Dethier, V. G. (1971). Biological principles and processes. Saunders.

Chicago Style (17th ed.) Zitazioa

Villee, Claude Alvin, eta V. G. Dethier. Biological Principles and Processes. Philadelphia: Saunders, 1971.

MLA (9th ed.) Zitazioa

Villee, Claude Alvin, eta V. G. Dethier. Biological Principles and Processes. Saunders, 1971.