A Study on the success of effective implementation of the current performance appraisal system of the officers’ of staff grade in the public sector.  
Mendis,N.U.N. 
 -  December 2012 
 - viii,68p.: 
<br/><br/> Sudasinghe,S.R.S.N. 
<br/><br/><label>Gov. Doc. Class. No.: </label>MPM/T/217