Unpackaging demand for water service quality evidence from conjoint surveys in Sri Lanka
| अन्य लेखक: | |
|---|---|
| स्वरूप: | पुस्तक |
| भाषा: | English |
| प्रकाशित: |
Washington, D.C.
World Bank
2006.
|
| श्रृंखला: | Policy research working paper
no.3817 |
| विषय: |