APA (7th ed.) Citation

Wilson, J. Q., & Boland, B. (1979). The effect of the police on crime. National Institute of Law Enforcement and Criminal Justice.

Chicago Style (17th ed.) Citation

Wilson, James Q., and Barbara Boland. The Effect of the Police on Crime. Rockville, Md: National Institute of Law Enforcement and Criminal Justice, 1979.

MLA (8th ed.) Citation

Wilson, James Q., and Barbara Boland. The Effect of the Police on Crime. National Institute of Law Enforcement and Criminal Justice, 1979.