Opatha, H.H.D.N.P. <br/><br/>
සේවා මණ්ඩල කළමනාකරණය 

 - Dehiwala :  European Institute of Professional Education ,  2007 . 
 - 491 p. :  18 cm 
<br/><br/> R05 
<br/><br/><label>ISBN: </label>9559588508 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Human Resource Management
<br/><br/><label>Dewey Class. No.: </label>658  / OPA