Columbia subject headings:
Communist state.
Cultural pluralism.
Marx, Karl, 1818-1883.
Political science.
Social classes.
Harvard subject headings:
Communist state.
Cultural pluralism.
Marx, Karl, 1818-1883--Contributions in political science.
Social classes.
Princeton subject headings:
Communist state.
Cultural pluralism.
Marx, Karl, 1818-1883--Contributions in political science.
Social classes.