Group processes  edited by Bertram Schaffner. 

 - New York  Josiah Macy Jr. Foundation  1956 
 - 255p. 22cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Interactive management Problem solving.
<br/><br/><label>Dewey Class. No.: </label>061.7  / G54T