සංවර්ධන කළමනා 
 Sanvardhana kalamana 

 -  Sara  1999 
 - 119p.,  22 cm 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Development <br/>Management
<br/><br/><label>Universal Decimal Class. No.: </label>65 SRI LA  / AKA