Não informado. (1926). United States egg and poultry magazine. Institute of American Poultry Industries.
Citace podle Chicago (17th ed.)Não informado. United States Egg and Poultry Magazine. Mount Morris, Ill: Institute of American Poultry Industries, 1926.
Citace podle MLA (8th ed.)Não informado. United States Egg and Poultry Magazine. Institute of American Poultry Industries, 1926.
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