APA (7th ed.) Citation

Stack, S., & Kelley, T. (1994). Police Suicide: An Analysis. American Journal of Police, 13(4), 73.

Chicago Style (17th ed.) Citation

Stack, S., and T. Kelley. "Police Suicide: An Analysis." American Journal of Police 13, no. 4 (1994): 73.

MLA (9th ed.) Citation

Stack, S., and T. Kelley. "Police Suicide: An Analysis." American Journal of Police, vol. 13, no. 4, 1994, p. 73.