Davidson, Janet E <br/><br/>
The Psychology of Problem Solving 

 - New York  Cambridge University  2003 
 - 394p 
<br/><br/> includes index and biblioraphy 
<br/><br/><label>ISBN: </label>0521797411     995 
<br/><br/><label>Dewey Class. No.: </label>O25  / D281