Columbia subject headings:
Harvard subject headings:
Group identity--Italy--Sardinia--Congresses.
Italians--Italy--Sardinia--Ethnic identity--Congresses.
Sardinia (Italy)--Social conditions--Congresses.
Princeton subject headings:
Group identity--Italy--Sardinia--Congresses.
Italians--Italy--Sardinia--Ethnic identity--Congresses.
Sardinia (Italy)--Social conditions--Congresses.