Guidelines for economic appraisal of watershed management projects
| Kolejni autorzy: | |
|---|---|
| Format: | Książka | 
| Język: | English | 
| Wydane: | Rome
          Food and Agriculture Organization of the United Nations
    
        1988, c1987. | 
| Seria: | FAO conservation guide
              16 | 
| Hasła przedmiotowe: |