Sanitation and water supply practical lessons from the decade.
| 主要作者: | |
|---|---|
| 格式: | 图书 |
| 语言: | 英语 |
| 出版: |
Washington, D.C.
UNDP-World Bank Water and Sanitation Program
1992.
|
| 丛编: | Water and sanitation discussion paper series
no. 9 |
| 主题: |