| |||
| 在紧急情况下合作抗治污染的议定书 | |||
|
Protocol Concerning Co-operation in Combating Pollution in Cases of Emergency : 2 phrases, 1 sujets |
| Nations unies | 2 |
| |||
| 在紧急情况下合作抗治污染的议定书 | |||
|
Protocol Concerning Co-operation in Combating Pollution in Cases of Emergency : 2 phrases, 1 sujets |
| Nations unies | 2 |