Cita APA (7a ed.)

Landy, F. J. (1977). Performance appraisal in police departments. Police Foundation.

Cita Chicago Style (17a ed.)

Landy, Frank J. Performance Appraisal in Police Departments. Washington, DC: Police Foundation, 1977.

Cita MLA (9a ed.)

Landy, Frank J. Performance Appraisal in Police Departments. Police Foundation, 1977.