| |||
| 萨赫勒地带国家间抗旱常设委员会 | |||
|
Permanent Interstate Committee for Drought Control in the Sahel : 1 Phrase in 1 Thematik |
| Geowissenschaften | 1 |
| |||
| 萨赫勒地带国家间抗旱常设委员会 | |||
|
Permanent Interstate Committee for Drought Control in the Sahel : 1 Phrase in 1 Thematik |
| Geowissenschaften | 1 |