Columbia subject headings:
Christianity--Caucasus--History.
Church history--Middle Ages, 600-1500.
Harvard subject headings:
Christianity--Caucasus--History.
Christianity--Georgia (Republic)--History.
Church history--Middle Ages, 600-1500
Church history.
Princeton subject headings:
Christianity--Caucasus--History.
Christianity--Georgia (Republic)--History.
Church history--Middle Ages, 600-1500.