Searching : fresh water : the human imperative.
edited by C. Devendra
- Ottawa, Ont. Canada : International Development Research Centre (IDRC) , 1989
- 40p. : ill. ; 25 cm.
- IDRC (Series), 272e. .
Includes bibliographical references.
0889365466
Fresh water
Water
XZ IDRC-27e
Includes bibliographical references.
0889365466
Fresh water
Water
XZ IDRC-27e