APA (7th ed.) Citation

Marx, K., & Engels, F. (1967). The German ideology. International Publishers.

Chicago Style (17th ed.) Citation

Marx, Karl, and Friedrich Engels. The German Ideology. New York: International Publishers, 1967.

MLA (9th ed.) Citation

Marx, Karl, and Friedrich Engels. The German Ideology. International Publishers, 1967.

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