Παραπομπή σε μορφή APA (7η εκδ.)

Zimring, F. E., & Hawkins, G. (1992). Prison population and criminal justice policy in California. Institute of Governmental Studies Press, University of California.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Zimring, Franklin E., και Gordon Hawkins. Prison Population and Criminal Justice Policy in California. Berkeley: Institute of Governmental Studies Press, University of California, 1992.

Παραπομπή σε μορφή MLA (9th εκδ.)

Zimring, Franklin E., και Gordon Hawkins. Prison Population and Criminal Justice Policy in California. Institute of Governmental Studies Press, University of California, 1992.