APA (7th ed.) Citation

Gül, S. K., & O'Connell, P. E. (2012). Police performance appraisals: A comparative perspective. CRC Press.

Chicago Style (17th ed.) Citation

Gül, Serdar Kenan, and Paul E. O'Connell. Police Performance Appraisals: A Comparative Perspective. Boca Raton, FL.: CRC Press, 2012.

MLA (9th ed.) Citation

Gül, Serdar Kenan, and Paul E. O'Connell. Police Performance Appraisals: A Comparative Perspective. CRC Press, 2012.