Cita APA (7a ed.)

Zimring, F. E., & Hawkins, G. (1991). The Scale of Imprisonment. University of Chicago Press.

Cita Chicago Style (17a ed.)

Zimring, Franklin E., y Gordon Hawkins. The Scale of Imprisonment. [Erscheinungsort nicht ermittelbar]: University of Chicago Press, 1991.

Cita MLA (9a ed.)

Zimring, Franklin E., y Gordon Hawkins. The Scale of Imprisonment. University of Chicago Press, 1991.