Stringer, C. (2012). Lone survivors: How we came to be the only humans on earth (1st U.S. ed.). Times Books.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रStringer, Chris. Lone Survivors: How We Came to Be the Only Humans on Earth. 1st U.S. ed. New York, N.Y.: Times Books, 2012.
एमएलए (8वां संस्करण) प्रशस्ति पत्रStringer, Chris. Lone Survivors: How We Came to Be the Only Humans on Earth. 1st U.S. ed. Times Books, 2012.
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