Não informado. (2002). Animal Science Research Report. Oklahoma Agricultural Experiment Station.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रNão informado. Animal Science Research Report. Stillwater, Okla: Oklahoma Agricultural Experiment Station, 2002.
एमएलए (8वां संस्करण) प्रशस्ति पत्रNão informado. Animal Science Research Report. Oklahoma Agricultural Experiment Station, 2002.
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