APA (7th ed.) Citation

Hughes, M. P. (2010). A crack in the sky. Delacorte Press.

Chicago Style (17th ed.) Citation

Hughes, Mark Peter. A Crack in the Sky. New York: Delacorte Press, 2010.

MLA (9th ed.) Citation

Hughes, Mark Peter. A Crack in the Sky. Delacorte Press, 2010.