Cita APA (7a ed.)

Mugford, S. K., & O'Malley, P. (1991). Heroin policy and deficit models: The limits of Left Realism. Crime, law and social change, 15(1), 19-36. doi:10.1007/BF00139149

Cita Chicago Style (17a ed.)

Mugford, Stephen K., y Pat O'Malley. "Heroin Policy and Deficit Models: The Limits of Left Realism." Crime, Law and Social Change 15, no. 1 (1991): 19-36. https://doi.org/10.1007/BF00139149.

Cita MLA (9a ed.)

Mugford, Stephen K., y Pat O'Malley. "Heroin Policy and Deficit Models: The Limits of Left Realism." Crime, Law and Social Change, vol. 15, no. 1, 1991, pp. 19-36, https://doi.org/10.1007/BF00139149.