Não informado. (2001). Annual Report of the Kentucky Agricultural Experiment Station. Kentucky Agricultural Experiment Station.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रNão informado. Annual Report of the Kentucky Agricultural Experiment Station. Lexington, Ky: Kentucky Agricultural Experiment Station, 2001.
एमएलए (8वां संस्करण) प्रशस्ति पत्रNão informado. Annual Report of the Kentucky Agricultural Experiment Station. Kentucky Agricultural Experiment Station, 2001.
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