Edward de Bono <br/><br/>
Six Thinking Hats 

 - 1st 
 -  "Penguin Books,En"  1999 
<br/><br/> YES 
<br/><br/><label>ISBN: </label>978-0-141-03305-1 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Novel English 
<br/><br/><label>Dewey Class. No.: </label>