United Nations. Economic Commission for Europe. Committee on Water Problems. (1981). Long-term perspectives for water use and supply in the ECE region: Report on recent experience and prospects for time horizons 1990 and 2000. United Nations.
Chicago Style (17th ed.) CitationUnited Nations. Economic Commission for Europe. Committee on Water Problems. Long-term Perspectives for Water Use and Supply in the ECE Region: Report on Recent Experience and Prospects for Time Horizons 1990 and 2000. New York: United Nations, 1981.
MLA (9th ed.) CitationUnited Nations. Economic Commission for Europe. Committee on Water Problems. Long-term Perspectives for Water Use and Supply in the ECE Region: Report on Recent Experience and Prospects for Time Horizons 1990 and 2000. United Nations, 1981.