Cita APA (7a ed.)

Roleff, T. L. (2002). What encourages gang behavior? Greenhaven Press.

Cita Chicago Style (17a ed.)

Roleff, Tamara L. What Encourages Gang Behavior? San Diego, Calif: Greenhaven Press, 2002.

Cita MLA (8a ed.)

Roleff, Tamara L. What Encourages Gang Behavior? Greenhaven Press, 2002.