Cita APA (7a ed.)

Walker, S. (2015). Sense and nonsense about crime, drugs, and communities (8. ed.). Cengage Learning.

Cita Chicago Style (17a ed.)

Walker, Samuel. Sense and Nonsense About Crime, Drugs, and Communities. 8. ed. Stamford, Conn: Cengage Learning, 2015.

Cita MLA (9a ed.)

Walker, Samuel. Sense and Nonsense About Crime, Drugs, and Communities. 8. ed. Cengage Learning, 2015.