1. Plato, , Books II, IV-V, VIII; , Books III-IV
2. Aristotle, , Books I-III, VII
3. Augustine, , Books II-IV, XIX
4. Aquinas, , I-II, Q. 90-97;
5. Hobbes, , Parts I-II
6. Locke,
7. Montesquieu, , Books I, IV, XIX-XXI
8. Rousseau, , Books I-III
9. Hegel, , Part III
10. Mill, ;