Guidelines on progress monitoring and quality control of rural road construction in Sri Lanka 

 - Colombo  International Labour Organization  2007 
 - iv, 61 p.-                                                                      Technicl paper ; no.5                                                           9789221197775 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Economics
<br/><br/><label>Dewey Class. No.: </label>331.87  / INT