Columbia subject headings:
Harvard subject headings:
Act (Philosophy)
Agent (Philosophy)
Historical materialism.
Ideology.
Marx, Karl, 1818-1883
Revolutions--Philosophy
Structuralism.
Princeton subject headings:
Act (Philosophy)
Agent (Philosophy)
Historical materialism.
Ideology.
Marx, Karl, 1818-1883.
Revolutions--Philosophy.
Structuralism.