APA (7th ed.) Citation

Marx, K., Engels, F., Adoratskiĭ, V. V., & Dutt, C. P. (1942). Karl Marx: Selected works in two volumes. Martin Lawrence.

Chicago Style (17th ed.) Citation

Marx, Karl, Friedrich Engels, V. V. Adoratskiĭ, and C. P. Dutt. Karl Marx: Selected Works in Two Volumes. London: Martin Lawrence, 1942.

MLA (9th ed.) Citation

Marx, Karl, et al. Karl Marx: Selected Works in Two Volumes. Martin Lawrence, 1942.