Mahendra, S <br/><br/>
Sanniwedhana gaweshana 

 - Colombo   Udaya Publication  1991 
 - 80 p ., 
<br/><br/> A Book of  Communication Research 
<br/><br/><label>ISBN: </label>9559512846 
<br/><br/><label>Dewey Class. No.: </label>302.23  / MAH