Nutritional Conference for Feed Manufacturers, 7th, University of Nottingham, 1973n, Lewis, D., & Swan, H. (1974). Nutrition conference for feed manufacturers: 7. Butterworths.
Lua i Stíl Chicago (17ú heag.)Nutritional Conference for Feed Manufacturers, 7th, University of Nottingham, 1973n, Dyfed Lewis, agus Henry Swan. Nutrition Conference for Feed Manufacturers: 7. London: Butterworths, 1974.
Lua MLA (9ú heag.)Nutritional Conference for Feed Manufacturers, 7th, University of Nottingham, 1973n, et al. Nutrition Conference for Feed Manufacturers: 7. Butterworths, 1974.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.