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

 - 4th Ed.  
 - Bangalore:  New Age International,   2019 
 - xxi, 458p.;  24cm.  
<br/><br/><label>ISBN: </label>9789386649225 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Knowledge <br/>Research design <br/>Types of researches <br/>Research problem<br/>Data collection 
<br/><br/><label>Dewey Class. No.: </label>001.42  / KOT