Bono, Ed. <br/><br/>
Six thinking hats 

 - London :  Penguin,  1999 
<br/><br/> Change  Change management  Quality  Quality improvement  Thinking 
<br/><br/><label>ISBN: </label>0140296662 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Change Management
<br/><br/><label>Dewey Class. No.: </label>658.562 BON