Não informado. (1963). Foreign agriculture, including foreign crops and markets. U.S. Department of Agriculture, Foreign Agricultural Service.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रNão informado. Foreign Agriculture, Including Foreign Crops and Markets. Washington: U.S. Department of Agriculture, Foreign Agricultural Service, 1963.
एमएलए (8वां संस्करण) प्रशस्ति पत्रNão informado. Foreign Agriculture, Including Foreign Crops and Markets. U.S. Department of Agriculture, Foreign Agricultural Service, 1963.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.