APA-referens (7:e uppl.)
United Nations Human Settlements Programme & ebrary, Inc. (2003). The challenge of slums: Global report on human settlements, 2003. Earthscan Publications.
Chicago-referens (17:e uppl.)
United Nations Human Settlements Programme och Inc ebrary. The Challenge of Slums: Global Report on Human Settlements, 2003. London ; Sterling, VA: Earthscan Publications, 2003.
MLA-referens (9:e uppl.)
United Nations Human Settlements Programme och Inc ebrary. The Challenge of Slums: Global Report on Human Settlements, 2003. Earthscan Publications, 2003.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.