National Research Council (EE.UU.). Subcommittee on Poultry Nutrition. (1977). Nutrient requirements of poultry - ([7. ed. rev.].). [Washington, D.C.]: [National Academy of Sciences].
Citación estilo ChicagoNational Research Council (EE.UU.). Subcommittee on Poultry Nutrition. Nutrient Requirements of Poultry -. [7. ed. rev.]. [Washington, D.C.]: [National Academy of Sciences], 1977.
Cita MLANational Research Council (EE.UU.). Subcommittee on Poultry Nutrition. Nutrient Requirements of Poultry -. [7. ed. rev.]. [Washington, D.C.]: [National Academy of Sciences], 1977.
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