O'Connor, C., Day, M., & Erickson, A. (2019). Christmas cocoa murder (First Kensington hardcover edition.). Kensington Books.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रO'Connor, Carlene, Maddie Day, और Alex Erickson. Christmas Cocoa Murder. First Kensington hardcover edition. New York: Kensington Books, 2019.
एमएलए (8वां संस्करण) प्रशस्ति पत्रO'Connor, Carlene, et al. Christmas Cocoa Murder. First Kensington hardcover edition. Kensington Books, 2019.
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