Developing and improving irrigation and drainage systems selected papers from World Bank seminars
| Beste egile batzuk: | |
|---|---|
| Formatua: | Liburua |
| Hizkuntza: | English |
| Argitaratua: |
Washington, D.C.
World Bank
1992.
|
| Saila: | World Bank technical paper
178 |
| Gaiak: |