AAKER, DAVID A.  AAKER, DAVID A. AND DAY, GEORGE S. <br/><br/>
MARKETING RESEARCH 

 - 3rd ed. 
 - NEW YORK:  JOHN WILEY & SONS,  1986. 
<br/><br/><label>ISBN: </label>0471838756. 
<br/><br/><label>Dewey Class. No.: </label>658.83 AAK