National Research Council (U.S.). Subcommittee on Goat Nutrition. (1981). Nutrient requirements of goats: Angora, dairy, and meat goats in temperate and tropical countries. National Academy Press.
Cita Chicago (17th ed.)National Research Council (U.S.). Subcommittee on Goat Nutrition. Nutrient Requirements of Goats: Angora, Dairy, and Meat Goats in Temperate and Tropical Countries. Washington, D.C.: National Academy Press, 1981.
Cita MLA (9th ed.)National Research Council (U.S.). Subcommittee on Goat Nutrition. Nutrient Requirements of Goats: Angora, Dairy, and Meat Goats in Temperate and Tropical Countries. National Academy Press, 1981.
Atenció: Aquestes cites poden no estar 100% correctes.