APA Edition Citation

Engels, F., & Marx, K. (1975). Karl Marx, Frederick Engels: Collected works.

Chicago Edition Citation

Engels, Frederick, and Karl Marx. Karl Marx, Frederick Engels: Collected Works. Moscow, Progress Publishers, 1975.

MLA Edition Citation

Engels, Frederick, and Karl Marx. Karl Marx, Frederick Engels: Collected Works. 1975.

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