Sherif, Muzafer <br/><br/>
Groups in harmony and tension  an integration studies on intergroup relations 

 - Estados Unidos :  Octagon books. inc.,  1966. 
 - 316p 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Grupos<br/>RELACIONES HUMANAS
<br/><br/><label>Dewey Class. No.: </label>301.4