Combining Texts

You have chosen 'The Evolution of Logic' by William D. Hart, 'Intro to 'Provenance of Pure Reason'' by William W. Tait and 'De Re Aedificatoria' by Leon Battista Alberti

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All the ideas for Knowledge Criteria, or select a subheading:
      A. Justification Problems
      B. Internal Justification
      C. External Justification
      D. Scepticism
      E. Relativism