"Ouvriers qualifiés États-Unis." . . "Storbritannien" . . "USA" . . "Operai qualificati - Gran Bretagna." . . "Mano de obra cualificada EE.UU." . . "Verenigde Staten." . . "Facharbeiter." . . "Vakverenigingen." . . "Großbritannien." . . "Geschoold personeel." . . "Internationaler Vergleich." . . "Englands historie." . . "Verenigd Koninkrijk van Groot-Brittannië en Noord-Ierland." . . "Operai qualificati - Stati Uniti d'America." . . "Ouvriers qualifiés Grande-Bretagne." . . "teknologi og samfund." . . "Teknologi og samfund" . "USA." . . . . "United States." . . "arbejdsmarkedsforhold." . . "Groot-Brittannië" . . "faglærte arbejdere." . . "Faglærte arbejdere" . . . . . . . . . . . . "Class, power, and technology skilled workers in Britain and America" . . . . . . . . . . . . "Class, power, and technology : skilled workers in Britain and America" . "Class, power, and technology : skilled workers in Britain and America"@en . . . "Statistiques" . . . . . . . . "Geschiedenis (vorm)" . . . . . . . . . . . . . . . . . "Class, power and technology : skilled workers in Britain and America" . "Class, power and technology : skilled workers in Britain and America"@en . . . . . . . . "Verenigde Staten van Amerika" . . "Sociale klassen." . . "Sozialstruktur." . . "skilled labor." . . "sociale ordninger." . . "Soziale Klasse." . . "USAs historie." . . "fagforeninger." . . "Great Britain." . . "Trabajo calificado EE.UU." . . "Trabajo calificado EE. UU." .