Columbia subject headings:
Greece--History--To 146 B.C.--Congresses.
Greece--Politics and government--To 146 B.C.--Congresses.
Harvard subject headings:
City-states--Greece--History--To 1500--Congresses.
Greece--Politics and government--To 146 B.C.--Congresses.
Princeton subject headings:
Greece--Politics and government.
Political participation--Greece.
State, The--Greece.