APA (7th ed.) Citation

United Nations. Economic Commission for Europe & United Nations Population Fund. (1992). Changing population age structures: Demographic and economic consequences and implications. United Nations.

Chicago Style (17th ed.) Citation

United Nations. Economic Commission for Europe and United Nations Population Fund. Changing Population Age Structures: Demographic and Economic Consequences and Implications. Geneva: United Nations, 1992.

MLA (9th ed.) Citation

United Nations. Economic Commission for Europe and United Nations Population Fund. Changing Population Age Structures: Demographic and Economic Consequences and Implications. United Nations, 1992.