Harkey, David L. <br/><br/>
NCHRP Report 617 Accident Modification Factors for Traffic Engineering and ITS Improvements / 
David L. Harkey....[et al] 
 - Washington :  Transportation Research Board,  2008 
 - various Pages  ill. ;  30 cm 
<br/><br/><label>ISBN: </label>9780309117388 
<br/><br/><label>ISSN: </label>00775614 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Traffic Engineering
<br/><br/><label>Dewey Class. No.: </label>363.125 HAR