Cita APA (7a ed.)

Edwards, C. J. (2011). Changing policing theories for 21st century societies (3. ed.). Federation Press.

Cita Chicago Style (17a ed.)

Edwards, Charles J. Changing Policing Theories for 21st Century Societies. 3. ed. Annandale, NSW: Federation Press, 2011.

Cita MLA (9a ed.)

Edwards, Charles J. Changing Policing Theories for 21st Century Societies. 3. ed. Federation Press, 2011.