Explanatory notes on key topics in the regulation of water and sanitation services
| Egile nagusia: | |
|---|---|
| Beste egile batzuk: | , |
| Formatua: | Liburua |
| Hizkuntza: | English |
| Argitaratua: |
Washington, D.C.
World Bank
c2006.
|
| Saila: | Water Supply and Sanitation Sector Board discussion paper series
no.6 |
| Gaiak: |