Chaffey, Dave <br/><br/>
Digital Marketing Excellence:  Planning Optimizing and integrating online 

 - 6th ed. 
 - New York:  Routledge;  2023. 
 - xxxvi, 638p. 
<br/><br/><label>ISBN: </label>978-1138191709 
<br/><br/><label>Dewey Class. No.: </label>658.872 C25D