The worth of water :
The worth of water : Technical briefs on health, water and sanitation /
Water Engineering and Development Center.
- London : Intermediate technology publications, 1998
- 132 p. : ill. ; 29 cm.
1853390690
Water management
Sanitary management
658.0913 / WED
1853390690
Water management
Sanitary management
658.0913 / WED