Roam, Dan. <br/><br/>
Blah blah blah :  what to do when words don't work / 
Dan Roam. 
 - New York :  Portfolio/Penguin,  2011. 
 - xi, 350 p. :  ill. ;  21 cm. 
<br/><br/>Includes bibliographical references (p. 337-339) and index. 
<br/><br/><label>ISBN: </label>9781591844594 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Three-dimensial<br/>Visual communication.<br/>Communication.
<br/><br/><label>Dewey Class. No.: </label>153.4