APA-referens

Singh, J. A., & Lewallen, D. G. (2013). Medical and psychological comorbidity predicts poor pain outcomes after total knee arthroplasty. Oxford University Press.

Chicago-stil citat

Singh, Jasvinder A., och David G. Lewallen. Medical and Psychological Comorbidity Predicts Poor Pain Outcomes After Total Knee Arthroplasty. Oxford University Press, 2013.

MLA-referens

Singh, Jasvinder A., och David G. Lewallen. Medical and Psychological Comorbidity Predicts Poor Pain Outcomes After Total Knee Arthroplasty. Oxford University Press, 2013.

Varning: dessa hänvisningar är inte alltid fullständigt riktiga.