ebrary, Inc. (1997). The Role of chromium in animal nutrition. National Academies Press.
Lua i Stíl Chicago (17ú heag.)ebrary, Inc. The Role of Chromium in Animal Nutrition. Washington, D.C.: National Academies Press, 1997.
Lua MLA (9ú heag.)ebrary, Inc. The Role of Chromium in Animal Nutrition. National Academies Press, 1997.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.