Christie, A. (2011). Hallowe'en party: A Hercule Poirot mystery (First Harper paperback.). William Morrow, an imprint of HarperCollins Publishers.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रChristie, Agatha. Hallowe'en Party: A Hercule Poirot Mystery. First Harper paperback. New York, NY: William Morrow, an imprint of HarperCollins Publishers, 2011.
एमएलए (8वां संस्करण) प्रशस्ति पत्रChristie, Agatha. Hallowe'en Party: A Hercule Poirot Mystery. First Harper paperback. William Morrow, an imprint of HarperCollins Publishers, 2011.
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