Traffic data collection :  proceedings of the conference held at the Institution of Civil Engineers, 5 - 6 April 1978. 

 - London :  Institution of Civil Engineers,  1978. 
 - 174 p. ;  22 cm. 
<br/><br/><label>ISBN: </label>0727700707 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Traffic surveys--Data processing--Congresses.<br/>Traffic surveys--Equipment and supplies--Congresses.