Maintenance of rural roads: principles of a road maintenance management system; 
a report prepared by an OECD road research group, August 1973. 
 - 171 pages :  illustrations ;  27 cm 
 - Road research .
<br/><br/><label>ISBN: </label>9264111077 
<br/><br/><label>LCCN: </label>74157430  
<br/><br/><label>Nat. Bib. No.: </label>F*** 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Rural roads--Maintenance and repair.
<br/><br/><label>LC Class. No.: </label>TE220  / .O73 1972