Value of travel time / 
Transportation Research Board. Commission on Sociotechnical Systems, National Research Council. 
 - Washington :  National Academy of Sciences,  1976. 
 - v, 41 p. :  ill. ;  28 cm. 
<br/><br/>
<br/><br/><label>ISBN: </label>0309025532 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Time management.<br/>Travel time (Traffic engineering)
<br/><br/><label>Dewey Class. No.: </label>380.5/08 s  388.4/131/4  / NAT