WHO Commission on Health and Environment. (1992). Report of the panel on urbanization. World Health Organization.
Chicago-referens (17:e uppl.)WHO Commission on Health and Environment. Report of the Panel on Urbanization. Geneva: World Health Organization, 1992.
MLA-referens (9:e uppl.)WHO Commission on Health and Environment. Report of the Panel on Urbanization. World Health Organization, 1992.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.