Ruppenthal, Karl M. <br/><br/>
Challenge to transportation 

 - Stanford (California) :   Stanford University,   c1961. 
 - vii, 206 p. 
 - Stanford Transportation Series .
<br/><br/> Form the 1960 sessions of the Transportation management program and the 15th annual convention of the National defense transportation association 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Transporte