Kothari, C R. <br/><br/>
Research Methodology  Methods & Techniques 
C.R. Kothari 
 - 2nd ed. 
 - New Delhi  New AGE International Publisher  2014. 
 - xx, 300 p. :  22 cm 
<br/><br/> Includes Index. 
<br/><br/>
<br/><br/><label>ISBN: </label>9788122436235 9788122415223 
<br/><br/><label>Dewey Class. No.: </label>001.42