APA (7th ed.) Citation

Yost, C., & Card, O. S. (2013). Ender's game. Marvel.

Chicago Style (17th ed.) Citation

Yost, Christopher, and Orson Scott Card. Ender's Game. New York: Marvel, 2013.

MLA (9th ed.) Citation

Yost, Christopher, and Orson Scott Card. Ender's Game. Marvel, 2013.