Pathological gambling

MLA

Petry, Nancy M. Pathological Gambling : Etiology, Comorbidity, and Treatments. Washington, DC: American Psychological Association, 2005.

APA

Petry, N. M. (2005). Pathological gambling : etiology, comorbidity, and treatments. Washington, DC: American Psychological Association.

Chicago

Petry, Nancy M. Pathological Gambling: Etiology, Comorbidity, and Treatments. Washington, DC: American Psychological Association, 2005.