Sanjay Kumar Das <br/><br/>
Shikshabijnan dishari, sem-I (General) / 
Sanjay Kumar Das ; Padmabali De (Maiti) 
 -  Tapati Publishers 
<br/><br/><label>ISBN: </label>9789385150722 
<br/><br/><label>Dewey Class. No.: </label>370.1