APA-referens

Blewitt, J. (2018). Understanding sustainable development (Third edition.). Routledge.

Chicago-stil citat

Blewitt, John. Understanding Sustainable Development. Third edition. New York: Routledge, 2018.

MLA-referens

Blewitt, John. Understanding Sustainable Development. Third edition. Routledge, 2018.

Varning: dessa hänvisningar är inte alltid fullständigt riktiga.