Westmeyer, Russell Eugene. <br/><br/>
Economics of transportation. 

 - New York,  Prentice-Hall,  1952. 
 - 741 p.  illus.  24 cm. 
<br/><br/><label>LCCN: </label>52009966 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Transportation--United States.
<br/><br/><label>LC Class. No.: </label>HE203  / .W4