NEUMANN, S. Permanent revolution: Totalitarianisme in the age of international civil war.-- ed.2.
Lua i Stíl Chicago (17ú heag.)NEUMANN, Sigmund. Permanent Revolution: Totalitarianisme in the Age of International Civil War.-- Ed.2. New York:Frederick A. Praeger, 1965.
Lua MLA (9ú heag.)NEUMANN, Sigmund. Permanent Revolution: Totalitarianisme in the Age of International Civil War.-- Ed.2.
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