McKay, J. J. (2017). Discovering the mammoth: A tale of giants, unicorns, ivory, and the birth of a new science. Pegasus Books.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रMcKay, John J. Discovering the Mammoth: A Tale of Giants, Unicorns, Ivory, and the Birth of a New Science. New York, N.Y.: Pegasus Books, 2017.
एमएलए (8वां संस्करण) प्रशस्ति पत्रMcKay, John J. Discovering the Mammoth: A Tale of Giants, Unicorns, Ivory, and the Birth of a New Science. Pegasus Books, 2017.
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