APA (7th ed.) Citation

Marx, K., Engels, F., & Arthur, C. J. (1970). The German ideology / by K. Marx and F. Engels. International Publishers.

Chicago Style (17th ed.) Citation

Marx, Karl, Friedrich Engels, and C. J. Arthur. The German Ideology / by K. Marx and F. Engels. International Publishers, 1970.

MLA (9th ed.) Citation

Marx, Karl, et al. The German Ideology / by K. Marx and F. Engels. International Publishers, 1970.

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