APA (7th ed.) Citation

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

Chicago Style (17th ed.) Citation

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

MLA (9th ed.) Citation

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