A model for the development of a self-help water supply program.
| Prif Awdur: | |
|---|---|
| Fformat: | Llyfr |
| Iaith: | English |
| Cyhoeddwyd: |
Washington
Technology Advisory Group, World Bank
c1982.
|
| Cyfres: | World Bank technical paper
2 Technology Advisory Group working paper 1 |
| Pynciau: |