De Bono, Edward, <br/><br/>
Six thinking hats 

 - 1st Back Bay pbk. ed., rev. and updated. 
 - Boston:  Penguin Book,  2000. 
 - xiii, 173 p. 
<br/><br/><label>ISBN: </label>9780141033051  399 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Thought and thinking<br/>Professional Development<br/>Time Management<br/>Entrepreneurship
<br/><br/><label>Dewey Class. No.: </label>153.42  / BON-00