Telecommunications systems for highway administration and operations. 

 - [Washington]  1972. 
 - 32 p.  illus.  28 cm. 
 - National Cooperative Highway Research Program. Synthesis of highway practice 12 .
 - Synthesis of highway practice ;  12. .
<br/><br/> "Project 20-5 FY '72."  "Research sponsored by the American Association of State Highway Officials in cooperation with the Federal Highway Administration." 
<br/><br/>Bibliography: p. 25-26. 
<br/><br/><label>ISBN: </label>0309020158 
<br/><br/><label>LCCN: </label>72009477  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Highway communications.
<br/><br/><label>LC Class. No.: </label>TE228.3  / .N38 
<br/><br/><label>Dewey Class. No.: </label>388  / TEL