Cita APA (7a ed.)

Spergel, I. A. (2007). Reducing youth gang violence: The Little Village Gang Project in Chicago. AltaMira Press.

Cita Chicago Style (17a ed.)

Spergel, Irving A. Reducing Youth Gang Violence: The Little Village Gang Project in Chicago. Lanham, MD [u.a.]: AltaMira Press, 2007.

Cita MLA (9a ed.)

Spergel, Irving A. Reducing Youth Gang Violence: The Little Village Gang Project in Chicago. AltaMira Press, 2007.