National Research Council. Institute of Laboratory Animal Resources. Subcommittee on Standards for Large (Domestic) Laboratory Animals. (1974). Ruminants: cattle, sheep, and goats: Guidelines for the breeding, care, and management of laboratory animals; a report. National Academy of Sciences.
Citazione stile Chigago Style (17a edizione)National Research Council. Institute of Laboratory Animal Resources. Subcommittee on Standards for Large (Domestic) Laboratory Animals. Ruminants: Cattle, Sheep, and Goats: Guidelines for the Breeding, Care, and Management of Laboratory Animals; a Report. Washington: National Academy of Sciences, 1974.
Citatione MLA (8a ed.)National Research Council. Institute of Laboratory Animal Resources. Subcommittee on Standards for Large (Domestic) Laboratory Animals. Ruminants: Cattle, Sheep, and Goats: Guidelines for the Breeding, Care, and Management of Laboratory Animals; a Report. National Academy of Sciences, 1974.