Cita APA (7a ed.)

Troost, H. W. (1989). The troubled world of the peace officer. Univ. Microfilms Internat.

Cita Chicago Style (17a ed.)

Troost, Howard W. The Troubled World of the Peace Officer. Ann Arbor, Mich: Univ. Microfilms Internat, 1989.

Cita MLA (9a ed.)

Troost, Howard W. The Troubled World of the Peace Officer. Univ. Microfilms Internat, 1989.