Sheldon, S. (2004). Are you afraid of the dark? Harper Collins.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रSheldon, Sidney. Are You Afraid of the Dark? London: Harper Collins, 2004.
एमएलए (8वां संस्करण) प्रशस्ति पत्रSheldon, Sidney. Are You Afraid of the Dark? Harper Collins, 2004.
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