APA (7th ed.) Citation

Simon, C., & McKillip, R. (2006). One happy classroom. Children's Press.

Chicago Style (17th ed.) Citation

Simon, Charnan, and Rebecca McKillip. One Happy Classroom. New York: Children's Press, 2006.

MLA (9th ed.) Citation

Simon, Charnan, and Rebecca McKillip. One Happy Classroom. Children's Press, 2006.