Urban transport and the environment, 10-12 July 1979.
| Awdur Corfforaethol: | |
|---|---|
| Fformat: | Llyfr |
| Iaith: | Saesneg |
| Cyhoeddwyd: |
Paris, European Conference of Ministers of Transport
Organization for Economic Co-operation and Development
1979.
|
| Pynciau: |