Madan Pankaj, <br/><br/>
Research methodology 
by Pankaj Madan, Vageesh Paliwal and Rajul Bhardwaj 
 - Delhi  Global Vision Publishing House  2011 
 - 462P. 
<br/><br/><label>ISBN: </label>978-81-8220-432-4 
<br/><br/><label>Dewey Class. No.: </label>T48  / Q1