Cita APA (7a ed.)

Haapala, K., & Gordon, D. R. (1976). About probation in New York City. Citizen's Inquiry on Parole and Criminal Justice Inc.

Cita Chicago Style (17a ed.)

Haapala, Kathryn, y Diana R. Gordon. About Probation in New York City. New York, N.Y: Citizen's Inquiry on Parole and Criminal Justice Inc, 1976.

Cita MLA (8a ed.)

Haapala, Kathryn, y Diana R. Gordon. About Probation in New York City. Citizen's Inquiry on Parole and Criminal Justice Inc, 1976.