Combining Texts

You have chosen 'Causal Powers' by Harré,R./Madden,E.H, 'The Principles of Art' by R.G. Collingwood and 'The Thesis that Mathematics is Logic' by Hilary Putnam

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All the ideas for Reason, or select a subheading:
      A. Nature of Reason
      B. Laws of Thought
      C. Styles of Reason
      D. Definition
      E. Argument
      F. Fallacies