Lanean...
The threatening desert : controlling desertification /
| Egile nagusia: | |
|---|---|
| Formatua: | Printed Book |
| Argitaratua: |
London :
Earthscan, in association with United Nations Environment Programme,
1990.
|
| Gaiak: |
MG University
| Sailkapena: |
333.731 3 GRA/T |
|---|---|
| Alea | Egoera zuzenean ez dago erabilgarri |