. . "Nationernas förbund." . . . . . . "The League and the United Nations after fifty years : the six secretaries-general" . . . . "The League and the United Nations after fifty years the six Secretaries-General"@en . "The League and the United Nations after fifty years : the six Secretaries-General" . . . . "The League and the United Nations after fifty years; the six Secretaries-General" . "The League and the United Nations after fifty years : the six Secretaries-general" . . . . . . . . .