Cita APA (7a ed.)

Champion, D. H., & Hooper, M. K. (2003). Introduction to American policing. Glencoe McGraw-Hill.

Cita Chicago Style (17a ed.)

Champion, Darl H., y Michael K. Hooper. Introduction to American Policing. New York, NY [u.a.]: Glencoe McGraw-Hill, 2003.

Cita MLA (8a ed.)

Champion, Darl H., y Michael K. Hooper. Introduction to American Policing. Glencoe McGraw-Hill, 2003.