Group dynamics :  research and theory / 
edited by Dorwin Cartwright and Alvin Zander. 
 - 3rd ed. 
 - New York :  Harper & Row,  1968. 
 - ix, 580 p. :  ill. ;  27 cm. 
<br/><br/>Includes bibliographical references and index. 
<br/><br/><label>LCCN: </label>68-012274 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Small groups.