Cita APA (7a ed.)

Allen, H. E. (1985). Probation and parole in America. Free Press [u.a.].

Cita Chicago Style (17a ed.)

Allen, Harry E. Probation and Parole in America. New York, NY [u.a.]: Free Press [u.a.], 1985.

Cita MLA (8a ed.)

Allen, Harry E. Probation and Parole in America. Free Press [u.a.], 1985.