The on-site and downstream costs of soil erosion
| 1. autor: | |
|---|---|
| Kolejni autorzy: | , | 
| Format: | Książka | 
| Język: | English | 
| Wydane: | Makati, Metro Manila
          Philippine Institute for Development Studies
    
        1988. | 
| Seria: | Working paper / Philippine Institute for Development Studies
              no.88-11 | 
| Hasła przedmiotowe: |