APA (7th ed.) Citation

Cullen, A. E., Clarke, A. Y., Kuipers, E., Hodgins, S., Dean, K., & Fahy, T. (2012). A multi-site randomized controlled trial of a cognitive skills programme for male mentally disordered offenders: Social–cognitive outcomes. Psychological Medicine, 42(3), 557. https://doi.org/10.1017/S0033291711001553

Chicago Style (17th ed.) Citation

Cullen, A. E., A. Y. Clarke, E. Kuipers, S. Hodgins, K. Dean, and T. Fahy. "A Multi-site Randomized Controlled Trial of a Cognitive Skills Programme for Male Mentally Disordered Offenders: Social–cognitive Outcomes." Psychological Medicine 42, no. 3 (2012): 557. https://doi.org/10.1017/S0033291711001553.

MLA (9th ed.) Citation

Cullen, A. E., et al. "A Multi-site Randomized Controlled Trial of a Cognitive Skills Programme for Male Mentally Disordered Offenders: Social–cognitive Outcomes." Psychological Medicine, vol. 42, no. 3, 2012, p. 557, https://doi.org/10.1017/S0033291711001553.