A study on effectiveness of the performance appraisal system in the Divisional sector react Katana 
Fernando, K.N.S. 
 -  2016. 
 - ix,91p.: 
<br/><br/> Jayasekara, K.M.S.D. 
<br/><br/><label>Gov. Doc. Class. No.: </label>MPM/T/277