Economic appraisal of transport projects a manual with casestudies
| Prif Awdur: | |
|---|---|
| Fformat: | Llyfr | 
| Iaith: | English | 
| Cyhoeddwyd: | Baltimore
          Johns Hopkins University Press
    
        1987. | 
| Rhifyn: | Revised and expanded edition. | 
| Cyfres: | EDI series in economic development | 
| Pynciau: | 


