References
| 1. | Gibbon, The Decline and Fall of the Roman Empire. Alex Murray & Co, London, 1870. |
| 2. | Samuel Dill, Roman Society in the Last Century of the Westem Empire. Meridien Books, New York, 1958. |
| 3. | Gibbon, op.cit. |
| 4. | Leon Homo, Les Institutions Politiques Romaines. La Renaissance du Livre, Paris, 1927. |
| 5. | Annales. Quoted by Hammond, City-state and World State in Greek and Roman Political Theory until Augustus. Harvard University Press, 1951. |
| 6. | de Coulanges, La Cité Antique. Hachette, Paris, 1927. |
| 7. | W. Fowler, The City State of the Greeks and Romans. Macmillan, London, 1921. |
| 8. | Henry Maine, Ancient Law. London, 1861. |
| 9. | Themistius, Fragments. Quoted by Jacob Burckhardt in The Age of Constantine the Great. Routledge and Kegan Paul, London, 1949. |
| 10. | Ernest Renan, Marc Aurele et Ia Fin du Monde Antique. Paris, 1882. |
| 11. | Edwin W. Smith, ed., African Ideas of God. Edinburgh House Press, London, 1950. |
| 12. | Eric Fromm, The Art of Loving. Unwin, London, 1957. |
| 13. | Edward Hartpole Lecky, History of European Morals from Augustus to Charlamagne. Longmans, Green & Co., London, 1905. |
| 14. | Edward Goldsmith, “A Model of Behaviour”. The Ecologist Vol. 2 No. 12, December 1972. |
| 15. | G. Glotz, The Greek City and its Institutions. Routledge & Kegan Paul, London, 1921. |
| 16. | Mason Hammond, City State and World State in Greek and Roman Political Theory until Augustus. Harvard University Press, 1951. |
| 17. | Suetonius, The Lives of the Twelve Caesars. Random House, New York, 1931. |
| 18. | Edward Hartpole Lecky, op.cit. |
| 19. | Roy A. Rappoport, Pigs for Ancestors. Yale University Press, New Haven, 1967. |
| 20. | Edward Hartpole Locity, op.cit. |
| 21. | Vernon Gill Carter and Tom Dale, Topsoil and History. The University of Oklahoma Press, 1974. |
| 22. | Lucretius, De Rerum Natura. Penguin Books, London. |
| 23. | Livy, Quoted by Carter and Dale, op.cit. |
| 24. | St Cyprian, Quoted by Carter and Dale, op.cit. |
| 25. | Columella, On Husbandry (De Rerum Rustica). London, 1745. |
| 26. | Tacitus, Quoted by Carter and Dale, op.cit. |
| 27. | W.E. Heitland, Agricola – A Study of Agriculture and Rustic Life in the Greco-Roman World from the point of view of Labour. Cambridge University Press, 1921. |
| 21. | Pertinax, Quoted by Carter & Dale op.cit. |
| 29. | Diocletian, Quoted by Carter & Dale, op.cit. |
| 30. | Mason Hammond, op.cit. |
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