Columbia subject headings:
Harvard subject headings:
Italy--Church history--476-1400.
Italy--History--Carolingian rule, 774-887.
Italy--History--Germanic rule, 962-1268.
Italy--History--Period of the Italian Kings, 887-962.
Lombards--Italy--History.
Princeton subject headings:
Italy--Church history--476-1400.
Italy--History--Carolingian rule, 774-887.
Italy--History--Germanic rule, 962-1268.
Italy--History--Period of the Italian Kings, 887-962.
Lombards--Italy--History.