Cita APA (7a ed.)
(1981). Long-term perspectives for water use and supply in the ECE region: Report on recent experience and prospects for time horizonts 1990 and 2000. United Nations.
Cita Chicago Style (17a ed.)
Long-term Perspectives for Water Use and Supply in the ECE Region: Report on Recent Experience and Prospects for Time Horizonts 1990 and 2000. New York: United Nations, 1981.
Cita MLA (9a ed.)
Long-term Perspectives for Water Use and Supply in the ECE Region: Report on Recent Experience and Prospects for Time Horizonts 1990 and 2000. United Nations, 1981.
Precaución: Estas citas no son 100% exactas.