Cita APA (7th ed.)

Marx, K., & Kamenka, E. (1983). The portable Karl Marx. Penguin Books.

Cita Chicago (17th ed.)

Marx, Karl, i Eugene Kamenka. The Portable Karl Marx. New York: Penguin Books, 1983.

Cita MLA (9th ed.)

Marx, Karl, i Eugene Kamenka. The Portable Karl Marx. Penguin Books, 1983.