Columbia subject headings:
Harvard subject headings:
Aristotle--Influence.
Aristotle--Political and social views.
Plato--Influence.
Plato--Political Science.
Plato--Political and social views.
Political science--Philosophy
Princeton subject headings:
Aristotle--Influence.
Aristotle--Political and social views.
Plato--Influence.
Plato--Political and social views.
Political science--History.
State, The.