The use of non-conventional water resources in developing countries /
United Nations Department of Technical Co-operation for Development.
- New York : United Nations, 1985.
- 278 p.
- Natural resources/water series ; No. 14 .
9211043336
Water resources development--Developing countries.
Water--Developing countries.
9211043336
Water resources development--Developing countries.
Water--Developing countries.