National Research Council (USA) Subcommittee on Poultry Nutrition. Nutrient requirements of poultry (Primary source edition.). Nabu Press.
Chicago-Zitierstil (17. Ausg.)National Research Council (USA) Subcommittee on Poultry Nutrition. Nutrient Requirements of Poultry. Primary source edition. [USA?]: Nabu Press.
MLA-Zitierstil (9. Ausg.)National Research Council (USA) Subcommittee on Poultry Nutrition. Nutrient Requirements of Poultry. Primary source edition. Nabu Press.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.