Marx, K. (1966). The poverty of philosophy. Progress Pub.
Cita Chicago (17th ed.)Marx, Kari. The Poverty of Philosophy. Moscow: Progress Pub, 1966.
Cita MLA (9th ed.)Marx, Kari. The Poverty of Philosophy. Progress Pub, 1966.
Atenció: Aquestes cites poden no estar 100% correctes.