Transportation economics : a conference of the Universities-National Bureau Committee for Economic Research.
Wedi'i Gadw mewn:
| Awdur Corfforaethol: | |
|---|---|
| Fformat: | Llyfr |
| Iaith: | English |
| Cyhoeddwyd: |
New York :
National Bureau of Economic Research; distributed by Columbia University Press,
1965.
|
| Cyfres: | Special conference series (National Bureau of Economic Research) ;
17. |
| Pynciau: |
CARM 1 Store
| Rhif Galw: |
A1:AP17E0 C09210 |
|---|---|
| Copi 1 | Ar gael Gwneud Cais |