Fielding, J. (2007). Heartstopper: A novel (1st Atria Books hardcover ed.). Atria Books.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रFielding, Joy. Heartstopper: A Novel. 1st Atria Books hardcover ed. New York: Atria Books, 2007.
एमएलए (8वां संस्करण) प्रशस्ति पत्रFielding, Joy. Heartstopper: A Novel. 1st Atria Books hardcover ed. Atria Books, 2007.
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