Subcommittee on Beef Cattle Nutrition, C. o. A. N. (1984). Nutrient requirements of beef cattle. Washington, D.C: National Academy Press.
Trích dẫn kiểu ChicagoSubcommittee on Beef Cattle Nutrition, Committee on Animal Nutrition. Nutrient Requirements of Beef Cattle. Washington, D.C: National Academy Press, 1984.
Trích dẫn MLASubcommittee on Beef Cattle Nutrition, Committee on Animal Nutrition. Nutrient Requirements of Beef Cattle. Washington, D.C: National Academy Press, 1984.
Cảnh báo: Các trích dẫn này có thể không phải lúc nào cũng chính xác 100%.