Kadir, D. (1992). Columbus and the ends of the earth. Univ. of Calif. Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रKadir, Djelal. Columbus and the Ends of the Earth. Berkeley [u.a.]: Univ. of Calif. Press, 1992.
एमएलए (8वां संस्करण) प्रशस्ति पत्रKadir, Djelal. Columbus and the Ends of the Earth. Univ. of Calif. Press, 1992.
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