"Politique mondiale 20e siècle." . . "Conflitto sociale." . . "Internationaler Konflikt." . . . . . . . . . . . . . . . . . . . . . . . "The limitation of conflict a theory of bargaining and negotiation" . . . . . . . "The limitation of conflict a theory of bargaining and negotiation"@en . . . "The limitation of conflict : a theory of bargaining and negotiation" . "The limitation of conflict : a theory of bargaining and negotiation"@en . . . . . . . "Gestion des conflits." . . "conflit étude comparative négociation relations internationales." . . "Verhandlungstheorie." . . "Négociations." . . "Négociations diplomatiques." . . "Konfliktforschung." . . "Sozialer Konflikt." . . "Verhandlungen." . . "Relations internationales." . . . . "Négociations diplomatiques dans les conflits internationaux." . .