Churchill , Gilbert A. <br/><br/>
Marketing research: methodological foundations 

 - 9th ed. 
 - New Delhi  Cengage Learning  2005 
 - xxii p. + 697 
<br/><br/><label>ISBN: </label>81-315-0309-7 
<br/><br/><label>Dewey Class. No.: </label>381 C473M