- AudiolivroThree Essays on the Theory of Sexuality, Beyond the Pleasure Principle, The Ego and the IdSigmund Freud
- AudiolivroCapitalKarl Marx
- AudiolivroThe Psychopathology of Everyday LifeSigmund Freud
- AudiolivroFormative Early Writings by Karl MarxKarl Marx
- AudiolivroThe Interpretation of DreamsSigmund Freud
- AudiolivroThe Sphere and Duties of GovernmentWilhelm von Humboldt
- AudiolivroThe Condition of the Working Class in England in 1844Friedrich Engels
- AudiolivroUtilitarianism/On LibertyJohnn Stuart Mill
- AudiolivroThe Communist ManifestoKarl Marx
- AudiolivroOn the Ends of Good and EvilMarcus Tulius Cicero
- AudiolivroCapitalKarl Marx
- AudiolivroAn Autobiographical Study and The Future of an IllusionSigmund Freud