Columbia subject headings:
Greece--History--Peloponnesian War, 431-404 B.C.
Hostages--Greece--History.
Prisoners of war--Greece--History.
Harvard subject headings:
Greece--History--Peloponnesian War, 431 B.C.-404 B.C.
Greece--History--Peloponnesian War, 431 B.C.-404 B.C.--Prisoners and prisons.
Hostages--Greece--History.
Prisoners of war--Greece--History.
Princeton subject headings:
Greece--History--Peloponnesian War, 431-404 B.C.
Hostages--Greece--History.
Prisoners of war--Greece--History.