Cita APA (7th ed.)

(1995). Karl Heinrich Marx (1818-1883). Deep and Deep.

Cita Chicago (17th ed.)

Karl Heinrich Marx (1818-1883). New Delhi: Deep and Deep, 1995.

Cita MLA (9th ed.)

Karl Heinrich Marx (1818-1883). Deep and Deep, 1995.

Atenció: Aquestes cites poden no estar 100% correctes.