APA (7th ed.) Citation

Marx, K., Engels, F., & Marx, K. (1988). Economic and philosophic manuscripts of 1844. Prometheus Books.

Chicago Style (17th ed.) Citation

Marx, Karl, Friedrich Engels, and Karl Marx. Economic and Philosophic Manuscripts of 1844. Amherst, NY: Prometheus Books, 1988.

MLA (9th ed.) Citation

Marx, Karl, et al. Economic and Philosophic Manuscripts of 1844. Prometheus Books, 1988.