Planning the management and operation, and maintenance of irrigation and drainage systems a guide for the preparation of strategies and manuals
| التنسيق: | كتاب | 
|---|---|
| اللغة: | English | 
| منشور في: | 
        Washington
          World Bank
    
        c1989.
     | 
| سلاسل: | World Bank technical paper
              99             | 
| الموضوعات: |