APA (7th ed.) Citation

Marx, K., & Engels, F. (1925). Wage-Labour and Capital.

Chicago Style (17th ed.) Citation

Marx, Karl, and Friedrich Engels. Wage-Labour and Capital. 1925.

MLA (8th ed.) Citation

Marx, Karl, and Friedrich Engels. Wage-Labour and Capital. 1925.

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