Sepalage Gaveshana Anuradha <br/><br/>
අමිල භෂ්ම සමතුලිතතාවය 
 Amila Bhashma Samathulithathavaya 

 - Anuradapura  Gaveshana Anurada Sepalage   2011 
 - 130, 21 cm 
<br/><br/><label>Universal Decimal Class. No.: </label>54 (07)  / SEP