| |||
| design build operate | |||
|
conception-construction- exploitation : 3 Phrasen in 2 Thematiken |
| Buchhaltung | 1 |
| Wasservorkommen | 2 |
| |||
| design build operate | |||
|
conception-construction- exploitation : 3 Phrasen in 2 Thematiken |
| Buchhaltung | 1 |
| Wasservorkommen | 2 |