Criteria for and approaches to water quality management in developing countries / United Nations Department of Technical Co-operation for Development.
Contributor(s): United Nations. Dept. of Technical Cooperation for Development. United Nations. Dept. of Technical Cooperation for Development.
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"ST/TCD/17."
United Nations publication sales no. E.91.II.A.1"--Verso t.p.
Includes bibliographical references.
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