Bhattacharyya, Kumar D. <br/><br/>
Research methodology / 
Dipak, Kumar Bhattacharyya. 
 - 3rd. 
 - New Delhi :  Anurag Jain,  c2013. 
 - 440 p. :  ill. ;  24 cm. 
<br/><br/> Includes glossary and index 
<br/><br/><label>ISBN: </label>9789350621769 
<br/><br/><label>Dewey Class. No.: </label>001.42  / BHA