Cita APA (7a ed.)

National Probation and Parole Association. (1947). Focus. Assoc.

Cita Chicago Style (17a ed.)

National Probation and Parole Association. Focus. New York, NY: Assoc, 1947.

Cita MLA (8a ed.)

National Probation and Parole Association. Focus. Assoc, 1947.