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

 - 4th ed. 
 - New Delhi  New Age International (P) Limited Publishers  2022 
 - 458p. 
<br/><br/> TE69622 
<br/><br/><label>ISBN: </label>978-93-86649-22-5 
<br/><br/><label>Dewey Class. No.: </label>300.723 KOT C  / TE69622