APA-referens (7:e uppl.)

Richards, S., Bankhead, C., Peters, T., Austoker, J., Hobbs, F., Brown, J., . . . Sharp, D. (2001). Cluster randomised controlled trial comparing the effectiveness and cost-effectiveness of two primary care interventions aimed at improving attendance for breast screening.

Chicago-referens (17:e uppl.)

Richards, S., et al. Cluster Randomised Controlled Trial Comparing the Effectiveness and Cost-effectiveness of Two Primary Care Interventions Aimed at Improving Attendance for Breast Screening. 2001.

MLA-referens (9:e uppl.)

Richards, S., et al. Cluster Randomised Controlled Trial Comparing the Effectiveness and Cost-effectiveness of Two Primary Care Interventions Aimed at Improving Attendance for Breast Screening. 2001.

Varning: dessa hänvisningar är inte alltid fullständigt riktiga.