National Research Council (U.S.). Subcommittee on Beef Cattle Nutrition. (1996). Nutrient requirements of beef cattle (7th rev. ed.). National Academy Press.
Citazione stile Chigago Style (17a edizione)National Research Council (U.S.). Subcommittee on Beef Cattle Nutrition. Nutrient Requirements of Beef Cattle. 7th rev. ed. Washington, D.C.: National Academy Press, 1996.
Citatione MLA (9a ed.)National Research Council (U.S.). Subcommittee on Beef Cattle Nutrition. Nutrient Requirements of Beef Cattle. 7th rev. ed. National Academy Press, 1996.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.