Cita APA (7a ed.)

Bryett, K., & Harrison, A. (1997). An introduction to policing An introduction to policing.

Cita Chicago Style (17a ed.)

Bryett, Keith, y Arch Harrison. "An Introduction to Policing." An Introduction to Policing 1997.

Cita MLA (8a ed.)

Bryett, Keith, y Arch Harrison. "An Introduction to Policing." An Introduction to Policing, 1997.