Wertheimer, Max <br/><br/>
Productive thinking  edied by Michael Wertheimer. 

 - Enl. ed. 
 - New York  Harper  [1959] 
 - 302 p.  illus.  22 cm. 
<br/><br/>Includes bibliography. 
<br/><br/><label>LCCN: </label>59015141 /L 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Gestalt psychology.<br/>Thought and thinking
<br/><br/><label>LC Class. No.: </label>BF203  / .W45 1959 
<br/><br/><label>Dewey Class. No.: </label>153.6