Columbia subject headings:
Harvard subject headings:
Political culture--Rome.
Rome--Politics and government--265 B.C.-30 B.C.
Rome--Politics and government--30 B.C.-284 A.D.
Princeton subject headings:
Political culture--Rome.
Rome--Politics and government--265-30 B.C.
Rome--Politics and government--30 B.C.-284 A.D.