Columbia subject headings:
Christian antiquities--Italy--Sardinia--Congresses.
Sardinia (Italy)--Antiquities--Congresses.
Sardinia (Italy)--Church history--Congresses.
Harvard subject headings:
Christian antiquities--Italy--Sardinia--Congresses.
Sardinia (Italy)--Antiquities--Congresses.
Sardinia (Italy)--Church history--Congresses.
Princeton subject headings: