APA-referens

(1977). Desertification: Its causes and consequences. Pergamon Press.

Chicago-stil citat

Desertification: Its Causes and Consequences. Oxford: Pergamon Press, 1977.

MLA-referens

Desertification: Its Causes and Consequences. Pergamon Press, 1977.

Varning: dessa hänvisningar är inte alltid fullständigt riktiga.