O'Connell, M. (2020). Notes from an apocalypse: A personal journey to the end of the world and back (First edition.). Doubleday.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रO'Connell, Mark. Notes from an Apocalypse: A Personal Journey to the End of the World and Back. First edition. New York: Doubleday, 2020.
एमएलए (8वां संस्करण) प्रशस्ति पत्रO'Connell, Mark. Notes from an Apocalypse: A Personal Journey to the End of the World and Back. First edition. Doubleday, 2020.
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