United Nations. Department of Economic and Social Affairs. (1949). Demographic yearbook 1948-. United Nations.
Chicago Style (17. basım) AtıfUnited Nations. Department of Economic and Social Affairs. Demographic Yearbook 1948-. New York: United Nations, 1949.
MLA (9th ed.) AtıfUnited Nations. Department of Economic and Social Affairs. Demographic Yearbook 1948-. United Nations, 1949.
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