APA (7th ed.) Citation

Mortimer, A. (1992). Why did you do it? Policing, 8(2), 103-118.

Chicago Style (17th ed.) Citation

Mortimer, A. "Why Did You Do It?" Policing 8, no. 2 (1992): 103-118.

MLA (9th ed.) Citation

Mortimer, A. "Why Did You Do It?" Policing, vol. 8, no. 2, 1992, pp. 103-118.