Nutritional Conference for Feed Manufacturers, 7th, University of Nottingham, 1973n, Lewis, D., & Swan, H. (1974). Nutrition conference for feed manufacturers: 7. Butterworths.
Citazione stile Chigago Style (17a edizione)Nutritional Conference for Feed Manufacturers, 7th, University of Nottingham, 1973n, Dyfed Lewis, e Henry Swan. Nutrition Conference for Feed Manufacturers: 7. London: Butterworths, 1974.
Citatione MLA (9a ed.)Nutritional Conference for Feed Manufacturers, 7th, University of Nottingham, 1973n, et al. Nutrition Conference for Feed Manufacturers: 7. Butterworths, 1974.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.