Guidelines for economic appraisal of watershed management projects
| Daljnji autori: | |
|---|---|
| Format: | Knjiga | 
| Jezik: | English | 
| Izdano: | Rome
          Food and Agriculture Organization of the United Nations
    
        1988, c1987. | 
| Serija: | FAO conservation guide
              16 | 
| Teme: |