APA-referens

Sewell,W R Derrck. (1974). Environmental quality. Sage Sage Publications Ltd.

Chicago-stil citat

Sewell,W R Derrck. Environmental Quality. London: Sage Sage Publications Ltd, 1974.

MLA-referens

Sewell,W R Derrck. Environmental Quality. Sage Sage Publications Ltd, 1974.

Varning: dessa hänvisningar är inte alltid fullständigt riktiga.