The Rockefeller foundation. (1962). Program in the agricultural sciences: Annual report 1961-1962. The Rockefeler Foundation.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रThe Rockefeller foundation. Program in the Agricultural Sciences: Annual Report 1961-1962. New York: The Rockefeler Foundation, 1962.
एमएलए (9वां संस्करण) प्रशस्ति पत्रThe Rockefeller foundation. Program in the Agricultural Sciences: Annual Report 1961-1962. The Rockefeler Foundation, 1962.
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