Negt, O. (1975). Ernst Block - the German philosopher of the October Revolution: Oskar Negt. New German Critique.
Lua i Stíl Chicago (17ú heag.)Negt, Oskar. "Ernst Block - the German Philosopher of the October Revolution: Oskar Negt." New German Critique 1975.
Lua MLA (8ú heag.)Negt, Oskar. "Ernst Block - the German Philosopher of the October Revolution: Oskar Negt." New German Critique, 1975.
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