Edward Gibbon (2016). “THE HISTORY OF THE DECLINE AND FALL OF THE ROMAN EMPIRE (All 6 Volumes): From the Height of the Roman Empire, the Age of Trajan and the Antonines - to the Fall of Byzantium; Including a Review of the Crusades, and the State of Rome during the Middle Ages”, p.106, e-artnow
Edward Gibbon (2016). “EDWARD GIBBON Premium Collection: Historiographical Works, Memoirs & Letters: Including "The History of the Decline and Fall of the Roman Empire”, p.583, e-artnow
Edward Gibbon, J. B. Bury (2012). “The History of the Decline and Fall of the Roman Empire: Edited in Seven Volumes with Introduction, Notes, Appendices, and Index”, p.427, Cambridge University Press
Edward Gibbon, J. B. Bury (2012). “The History of the Decline and Fall of the Roman Empire: Edited in Seven Volumes with Introduction, Notes, Appendices, and Index”, p.90, Cambridge University Press