Gupta, Shashi K. <br/><br/>
Research Methodology  Methods, tools and techniques 

 - 5th edition 
 - New Delhi  Kalyani Publishers  2017 
 - various 
<br/><br/><label>ISBN: </label>978-93-272-7703-6 
<br/><br/><label>Subjects--Facted Index Terms: </label><br/>
<br/><br/><label>Dewey Class. No.: </label>001.42