Cita APA (7a ed.)

Institute for the Study of Crime and Delinquency & Gottfredson, D. M. (1965). The validity of two parole prediction scales: An eight year follow up study. Medical Facility.

Cita Chicago Style (17a ed.)

Institute for the Study of Crime and Delinquency y Donald M. Gottfredson. The Validity of Two Parole Prediction Scales: An Eight Year Follow Up Study. Vacaville,Calif: Medical Facility, 1965.

Cita MLA (9a ed.)

Institute for the Study of Crime and Delinquency y Donald M. Gottfredson. The Validity of Two Parole Prediction Scales: An Eight Year Follow Up Study. Medical Facility, 1965.