National Research Council (U.S.). Subcommittee on Genetic Variance in Animal Nutrition & American Society of Animal Science. (1975). The effect of genetic variance on nutritional requirements of animals: Proceedings of a symposium, University of Maryland, College Park, Maryland, July 31, 1974. National Academy of Sciences.
Чикаго-гийн эшлэл (17 дахь хэвлэлт)National Research Council (U.S.). Subcommittee on Genetic Variance in Animal Nutrition ба American Society of Animal Science. The Effect of Genetic Variance on Nutritional Requirements of Animals: Proceedings of a Symposium, University of Maryland, College Park, Maryland, July 31, 1974. Washington, D.C.: National Academy of Sciences, 1975.
MLA -ийн эшлэл (9 дэх хэвлэлт)National Research Council (U.S.). Subcommittee on Genetic Variance in Animal Nutrition ба American Society of Animal Science. The Effect of Genetic Variance on Nutritional Requirements of Animals: Proceedings of a Symposium, University of Maryland, College Park, Maryland, July 31, 1974. National Academy of Sciences, 1975.