| |
|---|
| Utgitt
| [Berne] : Geographica Bernensia , 1992
|
|---|
| Omfang
| |
|---|
| Opplysninger
| "Selection of papers presented at the 6th International Soil Conservation Conference of the International Soil Conservation Organisation (ISCO) held in Ethiopia and Kenya, 6-18 November 1989."
|
|---|
| Emner
| |
|---|
| ISBN
| |
|---|
