Cordell, M. (2017). Wolf in the snow (First edition.). Feiwel and Friends.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रCordell, Matthew. Wolf in the Snow. First edition. New York: Feiwel and Friends, 2017.
एमएलए (8वां संस्करण) प्रशस्ति पत्रCordell, Matthew. Wolf in the Snow. First edition. Feiwel and Friends, 2017.
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