Dave Chaffey, & Et Al. - <br/><br/>
Internet Marketing: Strategy, Implementation, And Practice 

 - 3rd ed 
 -   Pearson Education Limited  ©2006 
<br/><br/><label>ISBN: </label>9780273694052  270.5 
<br/><br/><label>Dewey Class. No.: </label>658.872 CHA.3