Arya P P <br/><br/>
Research methodology in management : theory and case studies 
Arya P P; Pal Y 
 - New Delhi  New Delhi, Deep & Deep  2004 
 - 650p 
<br/><br/><label>ISBN: </label>81-7629-340-7 
<br/><br/><label>Source: </label>Textbook