Gratz, A. (2021). Ground zero: A novel of 9/11 (First edition.). Scholastic Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रGratz, Alan. Ground Zero: A Novel of 9/11. First edition. New York: Scholastic Press, 2021.
एमएलए (8वां संस्करण) प्रशस्ति पत्रGratz, Alan. Ground Zero: A Novel of 9/11. First edition. Scholastic Press, 2021.
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