Guidelines for grading of construction contractors 

 - Colombo  ICTAD  1995 
 - 49p. 
 - ICTAD/ID/10 .
<br/><br/><label>Subjects--Topical Terms: </label><br/>CIVIL ENGINEERING<br/>Construction<br/>Construction<br/>Contracting<br/>ESTIMATION
<br/><br/><label>Universal Decimal Class. No.: </label>624  / ICT