Criteria and approaches to water quality management in developing countries /
United Nations. Department of Technical Co-operation for Development
- New York : United Nations, 1991.
- xiv, 388 p. : ill. ; 28 cm ill. ; 28 cm
Includes bibliographical references
9211043573
Water pollution
363.7394 / UNC
Includes bibliographical references
9211043573
Water pollution
363.7394 / UNC