APA (7th ed.) Zitazioa

ebrary, Inc. (1997). The Role of chromium in animal nutrition. National Academies Press.

Chicago Style (17th ed.) Zitazioa

ebrary, Inc. The Role of Chromium in Animal Nutrition. Washington, D.C.: National Academies Press, 1997.

MLA (9th ed.) Zitazioa

ebrary, Inc. The Role of Chromium in Animal Nutrition. National Academies Press, 1997.