Jonah Berger <br/><br/>
Contagious  How to Build Word of Mouth in the Digital Age 

 - London  Simon & Schuste  2014 
 - 224p.;21cm. 
<br/><br/> Includes Index 235p 
<br/><br/><label>ISBN: </label>978-1471111709 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Social Currency
<br/><br/><label>Dewey Class. No.: </label>658.8342 BER