Columbia subject headings:
Europe--History--392-814.
Italy--History--476-774.
Rome--Politics and government--30 B.C.-476 A.D.
Harvard subject headings:
Europe--History--392-814.
Italy--History--476-774.
Rome--Politics and government--30 B.C.-476 A.D.
Princeton subject headings:
Europe--History--392-814.
Italy--History--476-774.
Rome--Politics and government--30 B.C.-476 A.D.