Riazanov, D. (1973). Karl Marx and Friedrich Engels: An introduction to their lives and work. Monthly Review Press.
Style de citation Chicago (17e éd.)Riazanov, David. Karl Marx and Friedrich Engels: An Introduction to Their Lives and Work. Nueva York: Monthly Review Press, 1973.
Style de citation MLA (9e éd.)Riazanov, David. Karl Marx and Friedrich Engels: An Introduction to Their Lives and Work. Monthly Review Press, 1973.
Attention : ces citations peuvent ne pas être correctes à 100%.