Anarchism - Marx, 1874 - Conspectus of Bakunin’s “Statism and Anarchy”
- Communist Party of Italy, 1919 - Three texsts of the Italian Left on anarchism
Reformism - Rosa Luxemburg, 1900 - Reform or Revolution
- Lenin, 1918 - The Proletarian Revolution and the Renegade Kautsky
- Trotsky, 1920 - Terrorism And Communism: Anti-Kautsky
Stalinism - ICP, 1953 - Marxism and Russia - ICP, 1952 - Dialogue With Stalin
- ICP, 1967 - A Revolution Summed Up - ICP, 1970 - Why Russia isn’t Socialist Councilism
- Lenin, 1920 - “Left-Wing” Communism: an Infantile Disorder
- ICP, 1957 - The Fundamentals of Revolutionary Communism - ICP, 1960 - «“Left-Wing” Communism, an Infantile Disorder» – Condemnation of the renegades to come