Locklin, D. Philip  1897- <br/><br/>
Economics of transportation 
[by] D. Philip Locklin. 
 - 6th ed. 
 - Homewood, Ill.,  R. D. Irwin,  1966. 
 - xi, 913 p.  illus.  24 cm. 
 - The Irwin series in economics .
<br/><br/>Includes bibliographies. 
<br/><br/><label>LCCN: </label>76187057  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Transportation--United States.<br/>Railroads--United States.
<br/><br/><label>LC Class. No.: </label>HE206  / .L6 1972 
<br/><br/><label>Dewey Class. No.: </label>380.59  / LOE 1966