Coulter, C., & Ellison, J. T. (2018). The sixth day (First Gallery books hardcover edition.). Gallery Books.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रCoulter, Catherine, और J. T. Ellison. The Sixth Day. First Gallery books hardcover edition. New York: Gallery Books, 2018.
एमएलए (8वां संस्करण) प्रशस्ति पत्रCoulter, Catherine, और J. T. Ellison. The Sixth Day. First Gallery books hardcover edition. Gallery Books, 2018.
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