Columbia subject headings:
Harvard subject headings:
Caesar, Julius--Congresses.
Roman provinces--Congresses.
Rome--Civilization--Congresses.
Rome--History--Republic, 265 B.C.-30 B.C.--Congresses.
Princeton subject headings:
Caesar, Julius--Congresses.
Rome--Civilization--Congresses.
Rome--History--Republic, 265-30 B.C.--Congresses.