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- eBookGuía Breve para el Pensamiento CríticoRichard L. Epstein
- eBookAn Introduction to Formal LogicRichard L. Epstein
- eBookThe Fundamentals of Argument AnalysisRichard L. Epstein
- eBookHow to ReasonRichard L. Epstein
- eBookThe Pocket Guide to Critical ThinkingRichard L. Epstein
- eBookConventional GesturesRichard L. Epstein
- eBookPrescriptive ReasoningRichard L. Epstein
- eBookAmerican GesturesAlex Raffi
- eBookFallaciesC. L. Hamblin
- eBookDiccionario de Gestos DominicanosFaustino Pérez
- eBookLanguage and the WorldBenjamin Lee Whorf
- eBookAn Introduction to Early Greek PhilosophyJohn Mansley Robinson
- eBookPuttin' on Ole MassaBibb Henry
- eBookLanguage and Logic in Ancient ChinaChad Hansen
- eBookReasoning in Science and MathematicsRichard L. Epstein
- eBookCause and Effect, Conditionals, ExplanationsRichard L. Epstein
- eBookAlgebraizable LogicsW. J. Blok
- eBook"Truth" as Conceived of by Those Who Are Not Professional PhilosophersArne Ness (Naess)
- eBookHow to Reason + Reasoning in the SciencesRichard L. Epstein