Knoblauch, R. I. <br/><br/>
Pedestrian accidents occurring on freeways an investigation of causative factors accident data collection and analysis / 
by R. I. Knoblauch 
 - Washington, D.C. :  Federal Aviation Administration,  1978- 
 - v. ;  28 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Pedestrian facilities design
<br/><br/><label>Dewey Class. No.: </label>711.551