Kothari, C.R. <br/><br/>
Research methodology: methods and techniques 

 - 3rd ed. 
 - New Delhi  New Age International Ltd.  2014 
 - xx, 449 p. 
<br/><br/><label>ISBN: </label>9788122436235 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Research methodology
<br/><br/><label>Dewey Class. No.: </label>1.42  / KOT