Columbia subject headings:
Labour Party (Great Britain)--History.
Socialism--Great Britain--History.
Socialism--Italy--History.
Harvard subject headings:
Comparative government.
Great Britain--Politics and government--1945-
Italy--Politics and government--1945-1976.
Labour Party (Great Britain)
Partito socialista italiano.
Socialist parties--Great Britain.
Socialist parties--Italy.
Princeton subject headings:
Labour Party (Great Britain)--History.
Socialism--Great Britain--History.
Socialism--Italy--History.