United Nations Department of Economic and Social Affairs. (1991). World urbanization prospects 1990: Estimates and projections of urban and rural populations and of urban agglomerations. United Nations.
Chicago Style (17th ed.) CitationUnited Nations Department of Economic and Social Affairs. World Urbanization Prospects 1990: Estimates and Projections of Urban and Rural Populations and of Urban Agglomerations. New York: United Nations, 1991.
MLA (8th ed.) CitationUnited Nations Department of Economic and Social Affairs. World Urbanization Prospects 1990: Estimates and Projections of Urban and Rural Populations and of Urban Agglomerations. United Nations, 1991.
Warning: These citations may not always be 100% accurate.
