Social media marketing :  a strategic approach / 
Barker, Melissa S... [et. al.]. 
 - 2nd ed. 
 - Mason Ohio :  South-western Cengage Learning,  c2013. 
 - 33p. ; col. ill. ; 28cm 
<br/><br/> Includes appendixes and index 
<br/><br/><label>ISBN: </label>9781305502758 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Internet marketing