Columbia subject headings:
Christianity--Mediterranean Region.
Mediterranean Region--Church history.
Harvard subject headings:
Christianity--Mediterranean Region--History--Congresses.
Church history--Congresses.
Church history--Primitive and early church, ca. 30-600--Congresses.
Mediterranean Region--Church history.
Princeton subject headings:
Christianity--Mediterranean Region.
Church history--Primitive and early church, ca. 30-600.
Mediterranean Region--Church history.