Cita APA (7a ed.)

Crispino, L., Mulvihill, N., & Rogers, S. (1977). The concerns and attitudes of probation officers. Ministry of Correctional Services.

Cita Chicago Style (17a ed.)

Crispino, Leonard, Nancy Mulvihill, y Sally Rogers. The Concerns and Attitudes of Probation Officers. Province of Ontario: Ministry of Correctional Services, 1977.

Cita MLA (9a ed.)

Crispino, Leonard, et al. The Concerns and Attitudes of Probation Officers. Ministry of Correctional Services, 1977.