Jayasooriya,H.D. <br/><br/>
කාලය දිනීමේ කලාව 
= Kalaya dinime kalawa 


 - 2nd Ed.; 
 - Colombo  Godage,  2008 
 - 350p.;  ill  21cm 
<br/><br/><label>ISBN: </label>9789553004178 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Time Management
<br/><br/><label>Dewey Class. No.: </label>658.4093  / JAY