Keillor, Bruce D. <br/><br/>
Marketing in the 21st century/ 
Bruce D. Keillor 
 - Westport:  Praeger,  2007. 
<br/><br/><label>ISBN: </label>9780275992798 
<br/><br/><label>Dewey Class. No.: </label>658.8  / KEI/M