Cooper Cary L <br/><br/>
Theories of group processes 

 - London  John Wiley and Sons         1975 
 - x,277p  cm. 
<br/><br/><label>ISBN: </label>0 471 17117 4 
<br/><br/><label>Source: </label> General Book 
<br/><br/><label>Dewey Class. No.: </label>S88, L5