APA-Zitierstil (7. Ausg.)

Marx, K., Engels, F., & Lenin, V. I. (1960). The essential left: Four classic texts on the principles of socialism. Unwin Books.

Chicago-Zitierstil (17. Ausg.)

Marx, Karl, Friedrich Engels, und Vladimir Ilʹič Lenin. The Essential Left: Four Classic Texts on the Principles of Socialism. London: Unwin Books, 1960.

MLA-Zitierstil (9. Ausg.)

Marx, Karl, et al. The Essential Left: Four Classic Texts on the Principles of Socialism. Unwin Books, 1960.