Não informado. (1995). Poultry and avian biology reviews. Science and Technology Letters.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रNão informado. Poultry and Avian Biology Reviews. Northwood, Inglaterra: Science and Technology Letters, 1995.
एमएलए (8वां संस्करण) प्रशस्ति पत्रNão informado. Poultry and Avian Biology Reviews. Science and Technology Letters, 1995.
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