APA (7th ed.) Citation

Marx, K., & McLellan, D. (1977). Selected writings. Oxford University Press.

Chicago Style (17th ed.) Citation

Marx, Karl, and David McLellan. Selected Writings. Oxford [England]: Oxford University Press, 1977.

MLA (8th ed.) Citation

Marx, Karl, and David McLellan. Selected Writings. Oxford University Press, 1977.