Cooper, Donald R. <br/><br/>
Business research methods 
by Donald R. Cooper, Pamela S. Schindler and J.K. Sharma 
 - 11th ed.  
 - New Delhi  McGraw hill education (India) pvtltd  2013 
 - xxx, : 950p.  
<br/><br/> Includes bibliographical references and Index  
<br/><br/><label>ISBN: </label>9781259001857  
<br/><br/><label>Dewey Class. No.: </label>658.0072 COO