BREMERT, G. G. (1983). Marx's ethics of freedom. Routledge and Kegan Paul.
Cita Chicago (17th ed.)BREMERT, George G. Marx's Ethics of Freedom. London:: Routledge and Kegan Paul, 1983.
Cita MLA (9th ed.)BREMERT, George G. Marx's Ethics of Freedom. Routledge and Kegan Paul, 1983.
Atenció: Aquestes cites poden no estar 100% correctes.