Transportation. 

 - [Washington] :  World Bank,  1972. 
 - International Bank for Reconstruction and Development. Sector working paper .
 - International Bank for Reconstruction and Development. Sector working paper  International Bank for Reconstruction and Development. Sector working paper .
<br/><br/> Cover title. 
<br/><br/>Includes bibliographical references. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Transportation.<br/>Economic assistance.