Lewin, Kurt,  1890-1947 <br/><br/>
Principles of topological psychology / 
by Kurt Lewin ; translated by Fritz Heider and Grace M. Heider 
 - New York :  McGraw-Hill,  1936 
 - xv, 231 p. :  ill. ;  23 cm. 
 - McGraw-Hill publications in psychology .
<br/><br/>Includes bibliographical references and index 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Gestalt psychology
<br/><br/><label>Dewey Class. No.: </label>150