APA (7th ed.) Citation

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

Chicago Style (17th ed.) Citation

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

MLA (9th ed.) Citation

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