Group processes / 
editor Clyde Hendrick. 
 - Newbury Park :  SAGE Publications,  1987. 
 - 294 p. ;  22 cm. 
<br/><br/><label>ISBN: </label>0803930712 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Collective behavior.<br/>Interpersonal relations.