Balasuriya, A.S <br/><br/>
ඉගෙනීමේ රහස් 
 Igeniime Rahas 

 -  Author  2005 
 -  120, 22 cm 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Exam<br/>Learing<br/>Memory
<br/><br/><label>Universal Decimal Class. No.: </label>37  / HAR