APA-referens

Graham Squires. (2012). Urban and Environmental economics (PB). Routledge.

Chicago-stil citat

Graham Squires. Urban and Environmental Economics (PB). Routledge, 2012.

MLA-referens

Graham Squires. Urban and Environmental Economics (PB). Routledge, 2012.

Varning: dessa hänvisningar är inte alltid fullständigt riktiga.