Perelman, M. (1987). Marx's crises theory: Scarcity, labor, and finance. Praeger.
Cita Chicago (17th ed.)Perelman, Michael. Marx's Crises Theory: Scarcity, Labor, and Finance. New York: Praeger, 1987.
Cita MLA (9th ed.)Perelman, Michael. Marx's Crises Theory: Scarcity, Labor, and Finance. Praeger, 1987.
Atenció: Aquestes cites poden no estar 100% correctes.