APA

United Nations. Department of Economic and Social Affairs, . (1974). Methods for projections of urban and rural population. New York: Universidad de New York.

Chicago

United Nations. Department of Economic and Social Affairs, . 1974. Methods for projections of urban and rural population. New York: Universidad de New York.

Harvard

United Nations. Department of Economic and Social Affairs, . (1974). Methods for projections of urban and rural population. New York: Universidad de New York.

MLA

United Nations. Department of Economic and Social Affairs, . Methods for projections of urban and rural population. New York: Universidad de New York. 1974.