Unpackaging demand for water service quality evidence from conjoint surveys in Sri Lanka
| Beste egile batzuk: | |
|---|---|
| Formatua: | Liburua |
| Hizkuntza: | English |
| Argitaratua: |
Washington, D.C.
World Bank
2006.
|
| Saila: | Policy research working paper
no.3817 |
| Gaiak: |