Kothari, C. R <br/><br/>
Research Methodology:  Methods and Techniques 

 - 4th ed 
 - Bangalore,  New Age International (P) Limited, Publishers,  2014 
 - xxi, 458 p.  ill.  24 cm. 
<br/><br/><label>ISBN: </label>9789386649225 
<br/><br/><label>Subjects--Topical Terms: </label>
<br/><br/><label>Dewey Class. No.: </label>001.42 KOT