Duncan, E. J. (2017). Murder is for keeps (First edition.). Minotaur Books.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रDuncan, Elizabeth J. Murder Is for Keeps. First edition. New York: Minotaur Books, 2017.
एमएलए (8वां संस्करण) प्रशस्ति पत्रDuncan, Elizabeth J. Murder Is for Keeps. First edition. Minotaur Books, 2017.
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