APA (7th ed.) Citation

Topp, N. (1987). Detroit's proactive approach to law enforcement. FBI law enforcement bulletin, 56(8), 22.

Chicago Style (17th ed.) Citation

Topp, Nathaniel. "Detroit's Proactive Approach to Law Enforcement." FBI Law Enforcement Bulletin 56, no. 8 (1987): 22.

MLA (9th ed.) Citation

Topp, Nathaniel. "Detroit's Proactive Approach to Law Enforcement." FBI Law Enforcement Bulletin, vol. 56, no. 8, 1987, p. 22.