The tipping point : How little things can make a big difference 
Gladwell, Malcolm. 
 -  Little Brown and Company.  2000 
 - 301 pages. 
<br/><br/>
<br/><br/><label>ISBN: </label>0-316-31696-2 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Causation.
<br/><br/><label>Dewey Class. No.: </label>FIC G543 2002