Hay, William W. <br/><br/>
An introduction to transportation engineering 

 - London  John wiley    1961 
 - xiii, 505 p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>  Engineering<br/>  Transporation
<br/><br/><label>Dewey Class. No.: </label>625  / H412t 1961 p.