R P SIngh. (1994). Biometrical Methods in Poultry Breedings. Kalyani Publishers.
Chicago-stil citatR P SIngh. Biometrical Methods in Poultry Breedings. Ludhiana: Kalyani Publishers, 1994.
MLA-referensR P SIngh. Biometrical Methods in Poultry Breedings. Kalyani Publishers, 1994.
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