एपीए उद्धरण

DuPrau, J., & Dallas Middaugh. (2012). The city of ember: The graphic novel. New York: Random House.

शिकागो स्टाइल उद्धरण

DuPrau, Jeanne, और Dallas Middaugh. The City of Ember: The Graphic Novel. New York: Random House, 2012.

एमएलए उद्धरण

DuPrau, Jeanne, और Dallas Middaugh. The City of Ember: The Graphic Novel. New York: Random House, 2012.