Kingman, P. (2020). The great unknown (First edition.). W.W. Norton & Company.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रKingman, Peg. The Great Unknown. First edition. New York: W.W. Norton & Company, 2020.
एमएलए (8वां संस्करण) प्रशस्ति पत्रKingman, Peg. The Great Unknown. First edition. W.W. Norton & Company, 2020.
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