Cita APA (7th ed.)

Engels, F., Dutt, C. P., & Haldane, J. B. S. (1940). Dialectics of nature. International Publishers.

Cita Chicago (17th ed.)

Engels, Friedrich, C. P. Dutt, i J. B. S. Haldane. Dialectics of Nature. New York: International Publishers, 1940.

Cita MLA (9th ed.)

Engels, Friedrich, et al. Dialectics of Nature. International Publishers, 1940.