Nutritional Conference for Feed Manufacturers, 7th, University of Nottingham, 1973n, Lewis, D., & Swan, H. (1974). Nutrition conference for feed manufacturers: 7. Butterworths.
Chicago-referens (17:e uppl.)Nutritional Conference for Feed Manufacturers, 7th, University of Nottingham, 1973n, Dyfed Lewis, och Henry Swan. Nutrition Conference for Feed Manufacturers: 7. London: Butterworths, 1974.
MLA-referens (9:e uppl.)Nutritional Conference for Feed Manufacturers, 7th, University of Nottingham, 1973n, et al. Nutrition Conference for Feed Manufacturers: 7. Butterworths, 1974.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.