Cita APA (7th ed.)
National Research Council (U.S.). Subcommittee on Beef Cattle Nutrition & ebrary, Inc. (1996). Nutrient requirements of beef cattle (7th rev. ed.). National Academy Press.
Cita Chicago (17th ed.)
National Research Council (U.S.). Subcommittee on Beef Cattle Nutrition i Inc ebrary. Nutrient Requirements of Beef Cattle. 7th rev. ed. Washington, D.C.: National Academy Press, 1996.
Cita MLA (9th ed.)
National Research Council (U.S.). Subcommittee on Beef Cattle Nutrition i Inc ebrary. Nutrient Requirements of Beef Cattle. 7th rev. ed. National Academy Press, 1996.
Atenció: Aquestes cites poden no estar 100% correctes.