Brogan, Chris. <br/><br/>
The impact equation :    are you making things happen or just making noise? /  
Chris Brogan and Julien Smith. 
 - New York :    Portfolio/Penguin,    2012 
 - xiv, 271 p. ;    24 cm. 
<br/><br/><label>ISBN: </label>9781591844907 
<br/><br/><label>LC Class. No.: </label>HF 5415.153 .B75 2012