Level 1: Flaws in Anarchist Orientation and Tactics
Marxism and Direct Action - Phil Mitchinson
Level 2: Introduction to Differences Between Anarchism and Marxism
Anarchism and Socialism - Lenin
Petty-Bourgeois and Proletarian Socialism - Lenin
"The State and Revolution", Chap. 4: Controversy with the Anarchists - Lenin
Communism and Syndicalism - Leon Trotsky
Level 3: Conflicts Between Anarchism and Marxism in Russia During and After the Revolution
Socialism and Anarchism - Lenin
The Makhno Movement - Leon Trotsky
What is the Meaning of Makhno's Coming Over to the Side of Soviet Power? - Leon Trotsky
Hue and Cry Over Kronstadt - Leon Trotsky
Kronstadt and the Stock-Exchange - Leon Trotsky
Kronstadt: Trotsky Was Right! - A. Kramer
Level 4: Introduction to Philosophical Origins and Errors of Anarchism
Anarchism and Socialism - G.V. Plekhanov
A Letter On Proudhon - Karl Marx
Level 5: Anarchism and the First International
Internet Marxist-Writers Archive Section, "The Conflict with Bakunin"
Level 6: Classical Analysis of Anarchist Principles