APA (7th ed.) Citation

Joyce, W., & Geringer, L. (2011). Nicholas St. North and the battle of the Nightmare King. Atheneum Books for Young Readers.

Chicago Style (17th ed.) Citation

Joyce, William, and Laura Geringer. Nicholas St. North and the Battle of the Nightmare King. New York: Atheneum Books for Young Readers, 2011.

MLA (9th ed.) Citation

Joyce, William, and Laura Geringer. Nicholas St. North and the Battle of the Nightmare King. Atheneum Books for Young Readers, 2011.