Hartland, J. (2007). Night shift (1st U.S. ed.). Bloomsbury Children's Books : Distributed to the trade by Holtzbrinck Publishers.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रHartland, Jessie. Night Shift. 1st U.S. ed. New York: Bloomsbury Children's Books : Distributed to the trade by Holtzbrinck Publishers, 2007.
एमएलए (8वां संस्करण) प्रशस्ति पत्रHartland, Jessie. Night Shift. 1st U.S. ed. Bloomsbury Children's Books : Distributed to the trade by Holtzbrinck Publishers, 2007.
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