Sekaran , Uma <br/><br/>
Research methods for business: a skill building approach 

 - 4th ed. 
 - New Delhi  Wiley India  2006 
 - xiv p. + 450 
<br/><br/><label>ISBN: </label>81-265-0928-7 
<br/><br/><label>Dewey Class. No.: </label>658.80072 Se47R