Combining Texts

You have chosen 'Nature and Observability of Causal Relations' by Curt Ducasse, 'Identity and Reference' by Michael Lockwood and 'Set Theory and its Logic' by Willard Quine

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All the ideas for Political Theory, or select a subheading:
      A. Basis of a State
      B. Nature of a State
      C. Ruling a State
      D. Ideologies