Cita APA (7a ed.)

Covey, H. C. (2010). Street gangs throughout the world (2. ed.). Thomas.

Cita Chicago Style (17a ed.)

Covey, Herbert C. Street Gangs Throughout the World. 2. ed. Springfield, Ill: Thomas, 2010.

Cita MLA (9a ed.)

Covey, Herbert C. Street Gangs Throughout the World. 2. ed. Thomas, 2010.