APA (7th ed.) Citation

Marx, K., & Engels, F. (1985). Marx & Engels Collected Works Vol 21: Marx and Engels:1867-1870. Lawrence & Wishart.

Chicago Style (17th ed.) Citation

Marx, Karl, and Friedrich Engels. Marx & Engels Collected Works Vol 21: Marx and Engels:1867-1870. London [England]: Lawrence & Wishart, 1985.

MLA (8th ed.) Citation

Marx, Karl, and Friedrich Engels. Marx & Engels Collected Works Vol 21: Marx and Engels:1867-1870. Lawrence & Wishart, 1985.

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