Columbia subject headings:
Harvard subject headings:
Italy--Politics and government--1945-1976.
Italy--Politics and government--1976-
Right and left (Political science)
Terrorism--Italy--History--20th century
Princeton subject headings:
Italy--Politics and government--1945-1976.
Italy--Politics and government--1976-1994.
Right and left (Political science)
Terrorism--Italy--History--20th century.