Zichermann, Gabe. <br/><br/>
The gamification revolution:  how leaders leverage game mechanics to crush competition/ 
Gabe Zichermann. 
 - New York:  McGraw Hill Education,  2013. 
 - xviii,235 p. : 
<br/><br/> Includes index 
<br/><br/><label>ISBN: </label>9780071808316 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Politics.
<br/><br/><label>LC Class. No.: </label>HF5414.Z53 2013