Study on impact of school based management on the students performance of examinations special reference to Colombo educational Zone 
Pathirana, U.P.L.D. 
 -  2008. 
 - ix,62p. 
<br/><br/> Amaragunasekara, S.D.L., & Jayasundara, W.A. 
<br/><br/><label>Gov. Doc. Class. No.: </label>MPM/T/94