Road user charges in Central America
| Egile nagusia: | |
|---|---|
| Formatua: | Liburua |
| Hizkuntza: | English |
| Argitaratua: |
[Washington, D. C.
International Bank for Reconstruction and Development
c1972].
|
| Saila: | World Bank Staff Occasional papers
no. 15 |
| Gaiak: |