Morpurgo, M. (2019). The day the world stopped turning (First U.S. edition.). Feiwel and Friends.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रMorpurgo, Michael. The Day the World Stopped Turning. First U.S. edition. New York: Feiwel and Friends, 2019.
एमएलए (8वां संस्करण) प्रशस्ति पत्रMorpurgo, Michael. The Day the World Stopped Turning. First U.S. edition. Feiwel and Friends, 2019.
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