De Bono,Edward <br/><br/>
Letter To Thikers:Further Thought On Lateral Thinking. 

 -  Peguin Books  1988 
 - 325 P. 
<br/><br/> KOPERASI KEDAI BUKU UM. 
<br/><br/><label>ISBN: </label>140146482 
<br/><br/><label>Dewey Class. No.: </label>153.42 DEB 1988 C.3