Marx, K., & Engels, F. Social Being and Social Consciousness (1859/1845-6) /Auszug: Karl Marx. Friedrich Engels. Marxist literary theory : a reader.(2000).
Lua i Stíl Chicago (17ú heag.)Marx, Karl, agus Friedrich Engels. "Social Being and Social Consciousness (1859/1845-6) /Auszug: Karl Marx. Friedrich Engels." Marxist Literary Theory : A Reader.(2000) .
Lua MLA (8ú heag.)Marx, Karl, agus Friedrich Engels. "Social Being and Social Consciousness (1859/1845-6) /Auszug: Karl Marx. Friedrich Engels." Marxist Literary Theory : A Reader.(2000), .
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.