You have chosen 'Nature and Observability of Causal Relations' by Curt Ducasse, 'The Concept of Logical Consequence' by Alfred Tarski and 'De ente praedicamentali' by John Wycliff
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| A. | Basis of a State | |
| B. | Nature of a State | |
| C. | Ruling a State | |
| D. | Ideologies |