Columbia subject headings:
Harvard subject headings:
Europe--Politics and government--1945-
Italy--Politics and government--1945-1976.
Italy--Politics and government--1976-
Riots--Europe--History--20th century.
Students--Europe--Political activity.
Students--Italy--Political activity.
Princeton subject headings:
Europe--Politics and government--1945-1994.
Italy--Politics and government--1945-1976.
Italy--Politics and government--1976-1994.
Riots--Europe--History--20th century.
Students--Europe--Political activity.
Students--Italy--Political activity.