--Discourse on Voluntary Servitude - Étienne de La Boétie, 1548
--"Private Property and Communism" - Karl Marx, 1844, 14 pages
--The Economic and Philosophic Manuscripts - Karl Marx, 1844/1959
--"Where to Begin?" - V.I. Lenin, 1901, 7 pages
--What is to Be Done? - V.I. Lenin, 1902, 170 pages
--Mutual Aid - Peter Kropotkin, 1902
--Left-Wing Communism: An Infantile Disorder - V.I. Lenin, 1920, 85 pages
--"Open Letter to Comrade Lenin" - Herman Gorter, 1921
--"Party and Class" - Amadeo Bordiga, 1921
--"The Democratic Principle" - Amadeo Bordiga, 1922
--"Spontaneity and Conscious Leadership" - Antonio Gramsci, 1930
--"Party and Working Class" - Anton Pannekoek, 1936
--"On the Content of Socialism, 2" - Cornelius Castoriadis, 1957, 118 pages