Kothari C.R.  <br/><br/>
Research methodology:  methods and techniques/ 
C.R.Kothari & Gaurav Garg 
 - 4th multi colour ed. 
 - New Delhi:  New Age International Publishers,  2019 [reprint 2022] 
 - xxi,458p.;  23cm. 
<br/><br/>includes bibliographical references & index 
<br/><br/><label>ISBN: </label>9789386649225  Rs.399/- 
<br/><br/><label>Subjects--Index Terms: </label>RESEARCH METHODOLOGY 
<br/><br/><label>Dewey Class. No.: </label>001.42  / KOT/R