TY - BOOK ED - The International Sociological Association TI - The nature of conflict: studies on the sociological aspects of international tensions U1 - 304 19 PY - 1957/// CY - Francia PB - UNESCO KW - Luchas sociales KW - Psicología N1 - 102618; 15794; 102620; 116204; 4969; 19790; 104436; 1703 ER -