Citazione APA

Engels. (1954). Dialectics of Nature (1st (2nd-1954).). Progress Publishers.

Stile di citazione Chicago

Engels. Dialectics of Nature. 1st (2nd-1954). Moscow: Progress Publishers, 1954.

Citazione MLA

Engels. Dialectics of Nature. 1st (2nd-1954). Progress Publishers, 1954.

Attenzione: Queste citazioni potrebbero non essere precise al 100%.