Wallas G <br/><br/>
Art of thought 

 -  1946 
<br/><br/><label>Standard No.: </label>79,681 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Subjects--Topical Terms: </label><br/>PSYCHOLOGY
<br/><br/><label>Dewey Class. No.: </label>S:44, H6;1