Columbia subject headings:
Harvard subject headings:
Cities and towns, Ancient--Greece--Congresses.
City-states--Greece--History--Congresses.
Greece--Politics and government--To 146 B.C.--Congresses.
State, The--History--Congresses.
Princeton subject headings:
Cities and towns, Ancient--Greece--Congresses.
City-states--Greece--History--Congresses.
Greece--Politics and government--To 146 B.C.--Congresses.
State, The--History--Congresses.