Cita APA (7a ed.)

Gunn, J. C., & Farrington, D. P. (1993). Abnormal offenders, delinquency, and the criminal justice system. University Microfilms International.

Cita Chicago Style (17a ed.)

Gunn, John Charles, y David P. Farrington. Abnormal Offenders, Delinquency, and the Criminal Justice System. Ann Arbor: University Microfilms International, 1993.

Cita MLA (9a ed.)

Gunn, John Charles, y David P. Farrington. Abnormal Offenders, Delinquency, and the Criminal Justice System. University Microfilms International, 1993.