Cita APA (7a ed.)

Messer, I. R. (1994). Tactical police officer stress: An empirical investigation.

Cita Chicago Style (17a ed.)

Messer, Ivan R. Tactical Police Officer Stress: An Empirical Investigation. 1994.

Cita MLA (9a ed.)

Messer, Ivan R. Tactical Police Officer Stress: An Empirical Investigation. 1994.