Duncan, L. (2011). Summer of fear (Revised paperback edition.). Little, Brown and Company.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रDuncan, Lois. Summer of Fear. Revised paperback edition. New York: Little, Brown and Company, 2011.
एमएलए (8वां संस्करण) प्रशस्ति पत्रDuncan, Lois. Summer of Fear. Revised paperback edition. Little, Brown and Company, 2011.
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