De, Edward Bono.  <br/><br/>
Lateral thinking :  a textbook of creativity. 

 - New York :  Penguin Books,  1990. 
 - 260 p.  ill.  20 cm. 
<br/><br/><label>ISSN: </label>0140137793 
<br/><br/><label>Dewey Class. No.: </label>150 BON