Hazard, John L. <br/><br/>
Transportation :  management, economics, policy / 
John L. Hazard 
 - Cambridge :  Cornell Maritime Press,  c1977 
 - ix, 597 pages :  illustrations ;  23 cm. 
<br/><br/><label>ISBN: </label>870332295 
<br/><br/><label>LC Class. No.: </label>HE 206.2 .H39 1977