Cita APA (7th ed.)

National Research Council (U.S.). Subcommittee on Poultry Nutrition & ebrary, Inc. (1994). Nutrient requirements of poultry (9th rev. ed.). National Academy Press.

Cita Chicago (17th ed.)

National Research Council (U.S.). Subcommittee on Poultry Nutrition i Inc ebrary. Nutrient Requirements of Poultry. 9th rev. ed. Washington, D.C.: National Academy Press, 1994.

Cita MLA (9th ed.)

National Research Council (U.S.). Subcommittee on Poultry Nutrition i Inc ebrary. Nutrient Requirements of Poultry. 9th rev. ed. National Academy Press, 1994.