Morpurgo, M. (2017). An eagle in the snow (First U.S. edition.). Feiwel and Friends.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रMorpurgo, Michael. An Eagle in the Snow. First U.S. edition. New York, N.Y.: Feiwel and Friends, 2017.
एमएलए (8वां संस्करण) प्रशस्ति पत्रMorpurgo, Michael. An Eagle in the Snow. First U.S. edition. Feiwel and Friends, 2017.
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