Cita APA (7a ed.)

Police Foundation & Alexander, D. A. (1993). Police stress at work (1. publ.). Police Foundation.

Cita Chicago Style (17a ed.)

Police Foundation y David A. Alexander. Police Stress at Work. 1. publ. London: Police Foundation, 1993.

Cita MLA (9a ed.)

Police Foundation y David A. Alexander. Police Stress at Work. 1. publ. Police Foundation, 1993.