Columbia subject headings:
Italy--History--1922-1945.
Italy--Relations--Soviet Union.
Soviet Union--History--1925-1953.
Soviet Union--Relations--Italy.
Harvard subject headings:
Italy--Relations--Soviet Union.
Soviet Union--Relations--Italy.
Princeton subject headings:
Italy--History--1922-1945.
Italy--Relations--Soviet Union.
Soviet Union--History--1925-1953.
Soviet Union--Relations--Italy.