Cita APA

Engels, F., & Dutt, C. (1954). Dialectics of nature. Foreign Languages Publ. House.

Citación estilo Chicago

Engels, Friedrich, y Clemens Dutt. Dialectics of Nature. Moscow: Foreign Languages Publ. House, 1954.

Cita MLA

Engels, Friedrich, y Clemens Dutt. Dialectics of Nature. Foreign Languages Publ. House, 1954.