Wright, R., & Wickstrom, T. (2009). The geezer in the freezer (1st U.S. ed.). Bloomsbury USA Children's Books.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रWright, Randall, और Thor Wickstrom. The Geezer in the Freezer. 1st U.S. ed. New York: Bloomsbury USA Children's Books, 2009.
एमएलए (8वां संस्करण) प्रशस्ति पत्रWright, Randall, और Thor Wickstrom. The Geezer in the Freezer. 1st U.S. ed. Bloomsbury USA Children's Books, 2009.
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