Παραπομπή APA

Hartley, R. D. (2011). Snapshots of research: Readings in criminology and criminal justice. sage.

Παραπομπή Chicago Style

Hartley, Richard D. Snapshots of Research: Readings in Criminology and Criminal Justice. Los Angeles: sage, 2011.

Παραπομπή MLA

Hartley, Richard D. Snapshots of Research: Readings in Criminology and Criminal Justice. sage, 2011.