Columbia subject headings:
Harvard subject headings:
Freemasonry--Italy--History--20th century.
Italy--Politics and government--1976-
Italy--Politics and government--1976-1994.
Italy--Politics and government--1994-2018
Mafia--Italy--History--20th century.
Political corruption--Italy
Princeton subject headings:
Conspiracies--Italy--History--20th century.
Freemasonry--Italy--History--20th century.
Italy--Politics and government--20th century.
Mafia--Italy--History--20th century.
Secret service--Italy--History--20th century.