Cita APA

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

Chicago Style Citation

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

Cita MLA

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