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- Cărți electroniceIntroduction to Symbolic Logic and Its ApplicationsRudolf Carnap
- Cărți electroniceAn Introduction to the Philosophy of ScienceRudolf Carnap
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- Cărți electroniceDer logische Aufbau der WeltRudolf Carnap
- Cărți electroniceScheinprobleme in der Philosophie und andere metaphysikkritische SchriftenRudolf Carnap
- Cărți electroniceSerie: Philosophische BibliothekJohn Locke