Jones, T E  <br/><br/>
A study of the cost-effectiveness of grading unpaved roads in developing countries 

 - Washington, :  Transport and road research laboratory,;  1986. 
 - 11 p. :  ill. :  28cm. 
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<br/><br/><label>Subjects--Topical Terms: </label><br/>MCE
<br/><br/><label>Dewey Class. No.: </label>388.11091724  / JON