Cita APA (7th ed.)

Burns, E., & Marx, K. (1966). An introduction to Marxism (Rev. ed.). International Publishers.

Cita Chicago (17th ed.)

Burns, Emile, i Karl Marx. An Introduction to Marxism. Rev. ed. New York: International Publishers, 1966.

Cita MLA (9th ed.)

Burns, Emile, i Karl Marx. An Introduction to Marxism. Rev. ed. International Publishers, 1966.