Differentiation between social groups :  studies in the social psychology of intergroup relations / 
by Henri Tajfel 
 - London :  Published in cooperation with European Association of Experimental Social Psychology by Academic Press,  1978 
 - 474 p. :  ill. ;  24 cm. 
 - European monographs in social psychology ;  no.14 .
<br/><br/><label>ISBN: </label>0126825505 
<br/><br/><label>LCCN: </label>77-93486 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Social groups<br/>Social status