APA (7th ed.) Citation

Duprau, J. (2003). The city of ember. Yearling Books.

Chicago Style (17th ed.) Citation

Duprau, Jeanne. The City of Ember. New York: Yearling Books, 2003.

MLA (9th ed.) Citation

Duprau, Jeanne. The City of Ember. Yearling Books, 2003.