Columbia subject headings:
Art--Mediterranean Region--History.
Cultural relations.
Mediterranean Region--Relations.
Harvard subject headings:
Architecture, Romanesque--Mediterranean Region--History--Congresses.
Art, Romanesque--Mediterranean Region--History--Congresses.
Art--Mediterranean Region--History--Congresses.
Christian art and symbolism--Mediterranean Region--Medieval, 500-1500--Congresses.
Cultural relations--Congresses.
Mediterranean Region--Antiquities--Congresses.
Mediterranean Region--Civilization--Congresses.
Mediterranean Region--Relations--Congresses.
Princeton subject headings:
Mediterranean Region--Antiquities.
Mediterranean Region--Civilization.