Cita APA (7a ed.)

O'Block, R. L. (1992). Criminal justice research sources (3 ed.). Anderson.

Cita Chicago Style (17a ed.)

O'Block, Robert L. Criminal Justice Research Sources. 3 ed. Cincinnati: Anderson, 1992.

Cita MLA (9a ed.)

O'Block, Robert L. Criminal Justice Research Sources. 3 ed. Anderson, 1992.