APA-referens (7:e uppl.)
National Research Council (U.S.). Subcommittee on Poultry Nutrition & ebrary, Inc. (1994). Nutrient requirements of poultry (9th rev. ed.). National Academy Press.
Chicago-referens (17:e uppl.)
National Research Council (U.S.). Subcommittee on Poultry Nutrition och Inc ebrary. Nutrient Requirements of Poultry. 9th rev. ed. Washington, D.C.: National Academy Press, 1994.
MLA-referens (9:e uppl.)
National Research Council (U.S.). Subcommittee on Poultry Nutrition och Inc ebrary. Nutrient Requirements of Poultry. 9th rev. ed. National Academy Press, 1994.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.