Chaffey, Dave <br/><br/>
Digital marketing :   strategy, implementation and practice /  
by Dave Chaffey. 
 - 5th ed. 
 - Harlow :   Pearson Education,   2012. 
 - xxix, 698 p. : ill. ;  
<br/><br/>Include Index 
<br/><br/><label>ISBN: </label>9780273746102   
<br/><br/><label>Subjects--Topical Terms: </label><br/>Internet marketing
<br/><br/><label>Dewey Class. No.: </label>658.872  / CHA/D