Davis, L. S. (2019). A polar affair: Antarctica's forgotten hero and the secret lives of penguins. Pegasus Books.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रDavis, Lloyd Spencer. A Polar Affair: Antarctica's Forgotten Hero and the Secret Lives of Penguins. New York: Pegasus Books, 2019.
एमएलए (8वां संस्करण) प्रशस्ति पत्रDavis, Lloyd Spencer. A Polar Affair: Antarctica's Forgotten Hero and the Secret Lives of Penguins. Pegasus Books, 2019.
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