Water supply and sanitation project preparation handbook
| Egile nagusia: | |
|---|---|
| Beste egile batzuk: | , |
| Formatua: | Liburua |
| Hizkuntza: | English |
| Argitaratua: |
Washington, D.C.
World Bank
c1983.
|
| Saila: | UNDP project management (INT/82/002) report
no. 1 World Bank technical paper no. 12-14 |
| Gaiak: |


