APA (7e ed.) Bronvermelding

Keve, P. W. (1954). Prison, probation, or parole?: A probation officer reports. University of Minnesota Press.

Chicago (17e ed.) Bronvermelding

Keve, Paul W. Prison, Probation, or Parole?: A Probation Officer Reports. Minneapolis: University of Minnesota Press, 1954.

MLA (9e ed.) Bronvermelding

Keve, Paul W. Prison, Probation, or Parole?: A Probation Officer Reports. University of Minnesota Press, 1954.