Cita APA (7a ed.)

Mugford, S. K., & Omalley, P. (1991). Heroin policy and deficit models - the limits of left realism. Crime, law and social change, 15(1), 19-26.

Cita Chicago Style (17a ed.)

Mugford, S. K., y P. Omalley. "Heroin Policy and Deficit Models - the Limits of Left Realism." Crime, Law and Social Change 15, no. 1 (1991): 19-26.

Cita MLA (8a ed.)

Mugford, S. K., y P. Omalley. "Heroin Policy and Deficit Models - the Limits of Left Realism." Crime, Law and Social Change, vol. 15, no. 1, 1991, pp. 19-26.