APA (7th ed.) Citation

Marx, K., & Engels, F. (1957). Correspondencia. Cartago.

Chicago Style (17th ed.) Citation

Marx, Karl, and Friedrich Engels. Correspondencia. Buenos Aires: Cartago, 1957.

MLA (8th ed.) Citation

Marx, Karl, and Friedrich Engels. Correspondencia. Cartago, 1957.

Warning: These citations may not always be 100% accurate.