RAY, SUNIL. <br/><br/>
SIKHYA MANUBIDYA 

 - 5TH. 
 - KOLKATA:  SOMA BOOKS. 
 - 842:  20CM. 
<br/><br/><label>Subjects--Index Terms: </label>Educational Psychology 
<br/><br/><label>Dewey Class. No.: </label>370.15 RAY