Cita APA (7a ed.)

Hoffman, P. B., & Meierhoefer, B. (1978). United States Parole Commission Research Unit. United States Parole Commission Research Unit research reports.

Cita Chicago Style (17a ed.)

Hoffman, Peter B., y Barbara Meierhoefer. "United States Parole Commission Research Unit." United States Parole Commission Research Unit Research Reports 1978.

Cita MLA (8a ed.)

Hoffman, Peter B., y Barbara Meierhoefer. "United States Parole Commission Research Unit." United States Parole Commission Research Unit Research Reports, 1978.