Cita APA (7a ed.)

Gemert, F. v. (2008). Street gangs, migration and ethnicity. Willan.

Cita Chicago Style (17a ed.)

Gemert, Frank van. Street Gangs, Migration and Ethnicity. Cullompton [u.a.]: Willan, 2008.

Cita MLA (9a ed.)

Gemert, Frank van. Street Gangs, Migration and Ethnicity. Willan, 2008.