APA-referens

John R Holum. (1977). Topics and Terms in Enviornmental Problems. A Wiley-Interscience Publication.

Chicago-stil citat

John R Holum. Topics and Terms in Enviornmental Problems. A Wiley-Interscience Publication, 1977.

MLA-referens

John R Holum. Topics and Terms in Enviornmental Problems. A Wiley-Interscience Publication, 1977.

Varning: dessa hänvisningar är inte alltid fullständigt riktiga.