Gunarathna R.D. <br/><br/>
විද්‍යාත්මක ක්‍රමය 
= vidyaathmaka kramaya 


 - Kandy;  R.D. Gunarathna,  1982. 
 - 282p.  21cm 
<br/><br/><label>ISBN: </label>978-955-98326-2-1 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Logic
<br/><br/><label>Dewey Class. No.: </label>160  / GUN