Heggie, Ian G. <br/><br/>
Transport engineering economics / 
Ian G. Heggie. 
 - London :  McGraw-Hill,  1972. 
 - ix, 265 p. :  ill., maps. 
<br/><br/>Bibliography: p. 247-250. 
<br/><br/><label>ISBN: </label>0070844054 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Transportation.<br/>Engineering economy.