Ownership and efficiency in urban buses
| Prif Awdur: | |
|---|---|
| Awduron Eraill: | |
| Fformat: | Llyfr |
| Iaith: | English |
| Cyhoeddwyd: |
Washington
World Bank
c1980.
|
| Cyfres: | World Bank staff working paper
371 |
| Pynciau: |