Cita APA

(1987). World urbanization prospects: Estimates and projections of urban and rural populations and of urban agglomerations. New York, New York: United Nations.

Citación estilo Chicago

World Urbanization Prospects: Estimates and Projections of Urban and Rural Populations and of Urban Agglomerations. New York, New York: United Nations, 1987.

Cita MLA

World Urbanization Prospects: Estimates and Projections of Urban and Rural Populations and of Urban Agglomerations. New York, New York: United Nations, 1987.