Cita APA (7a ed.)

Johnston, L. (1999). Private policing in context. European journal on criminal policy and research, 7(2), 175-196.

Cita Chicago Style (17a ed.)

Johnston, Les. "Private Policing in Context." European Journal on Criminal Policy and Research 7, no. 2 (1999): 175-196.

Cita MLA (8a ed.)

Johnston, Les. "Private Policing in Context." European Journal on Criminal Policy and Research, vol. 7, no. 2, 1999, pp. 175-196.