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

 - Australia  Penguin Books  1999 
 - 183 p. 
<br/><br/><label>ISBN: </label> 199 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Personality Development
<br/><br/><label>Dewey Class. No.: </label>153.42 BON