APA (7th ed.) Citation

Sommers, M. A. (2000). Chillin': A guy's guide to friendship. Rosen Central.

Chicago Style (17th ed.) Citation

Sommers, Michael A. Chillin': A Guy's Guide to Friendship. New York: Rosen Central, 2000.

MLA (9th ed.) Citation

Sommers, Michael A. Chillin': A Guy's Guide to Friendship. Rosen Central, 2000.