Transportation 

 - Washington  World Bank USA       1972 
 - 56p.  cm. 
 - "Its, Sector Working Paper, Series" .
<br/><br/><label>Standard No.: </label>63814 
<br/><br/><label>Source: </label> Reference Collections 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Transport Economics -- United States
<br/><br/><label>Dewey Class. No.: </label>"X4:6.1(X).N7, L2/UN"