A Study on the effectiveness of monitoring system of Eastern and North central Provincial road project. 
Costa,D.S.A.M. 
 -  November 2012 
 - ix,73p.: 
<br/><br/> Wijekoon,W.M.M.G.D. 
<br/><br/><label>Gov. Doc. Class. No.: </label>MPM/T/190