Columbia subject headings:
Individualism.
Libertarianism.
Liberty.
Mill, John Stuart, 1806-1873.
Political science--Philosophy.
Social contract.
Socialism.
State, The.
Harvard subject headings:
Individualism.
Libertarianism.
Liberty
Mill, John Stuart, 1806-1873
Political science--Philosophy
Social contract
Socialism
State, The
Princeton subject headings: