APA
Nelson D. E., . (2008). Teens and Sex. : Greenhaven Press, Incorporated.
Chicago
Nelson David Erik, . 2008. Teens and Sex. : Greenhaven Press, Incorporated.
Harvard
Nelson D. E., . (2008). Teens and Sex. : Greenhaven Press, Incorporated.
MLA
Nelson David Erik, . Teens and Sex. : Greenhaven Press, Incorporated. 2008.