APA-referens

Steffens, D. C., McQuoid, D. R., & Potter, G. G. (2009). Outcomes of Older Cognitively Impaired Individuals With Current and Past Depression in the NCODE Study.

Chicago-stil citat

Steffens, David C., Douglas R. McQuoid, och Guy G. Potter. Outcomes of Older Cognitively Impaired Individuals With Current and Past Depression in the NCODE Study. 2009.

MLA-referens

Steffens, David C., Douglas R. McQuoid, och Guy G. Potter. Outcomes of Older Cognitively Impaired Individuals With Current and Past Depression in the NCODE Study. 2009.

Varning: dessa hänvisningar är inte alltid fullständigt riktiga.