Transportation economics; a conference of the Universities-National Bureau Committee for Economic Research.
| निगमित लेखक: | |
|---|---|
| स्वरूप: | पुस्तक | 
| भाषा: | English | 
| प्रकाशित: | New York
          National Bureau of Econ. Res. : distributed by Columbia Univ. Press
    
        [c1965] | 
| श्रृंखला: | National Bureau of Econ. REs. Special conference series, 17 | 
| विषय: |