Columbia subject headings:
Harvard subject headings:
Decentralization in government--Italy--History--20th century--Congresses.
Local government--Law and legislation--Italy--History--20th century--Congresses.
Regionalism--Italy--History--20th century--Congresses.
Princeton subject headings:
Decentralization in government--Italy--History--20th century--Congresses.
Local government--Italy--History--20th century--Congresses.
Regionalism--Italy--History--20th century--Congresses.