Koppel, T. (2015). Lights out: A cyberattack, a nation unprepared, surviving the aftermath (Unabridged.). Random House Audio.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रKoppel, Ted. Lights Out: A Cyberattack, a Nation Unprepared, Surviving the Aftermath. Unabridged. New York: Random House Audio, 2015.
एमएलए (8वां संस्करण) प्रशस्ति पत्रKoppel, Ted. Lights Out: A Cyberattack, a Nation Unprepared, Surviving the Aftermath. Unabridged. Random House Audio, 2015.
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