Lua APA (7ú heag.)

Engels, F. (1954). Dialectics of nature. Foreign Languages Pub. House,.

Lua i Stíl Chicago (17ú heag.)

Engels, Friedrich. Dialectics of Nature. Moscow: Foreign Languages Pub. House,, 1954.

Lua MLA (8ú heag.)

Engels, Friedrich. Dialectics of Nature. Foreign Languages Pub. House,, 1954.

Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.