Digital marketing: Integrating strategy and tactics with values/ 
Kaufman, Ira 
 - New York:  Routledge,  2014. 
 - 353 p. 
<br/><br/><label>ISBN: </label>9780415716758 
<br/><br/><label>Dewey Class. No.: </label>658.872  / KAU/D