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Ferguson, Everett, ed. Encyclopedia of Early Christianity. 2 Volumes. 2nd edition. New York: Garland, 1997. Frend, W.H.C. The Rise of Christianity. London: Darton, Longman, and Todd, 1984. Hamilton, Bernard. The Christian World of the Middle Ages. Gloucestershire, England: Sutton, 2003. Jedin, Hubert, and John Dolan, eds. Church History. 10 Volumes. New York: Herder, 1981. Johnston, William M., ed. Encyclopedia of Monasticism. 2 Volumes. Chicago, London: Fitzroy Dearborn, 2000. Levillain, Philippe, ed. The Papacy: An Encyclopedia. 3 Volumes. New York: Routledge, 2002. Mitchell, Margaret M., and Frances M. eds. Origins to Constantine. Cambridge History of Christianity 1. Cambridge: Cambridge University Press, 2006. Noble, Thomas F.X., and Julia M.H. Smith, eds. Early Medieval Christianities. Cambridge History of Christianity 3. Cambridge: Cambridge University Press, 2008. Moss, Candida. Ancient Christian Martyrdom. The Anchor Yale Bible. Reference Library. New Haven & London: Yale, 2012. New Catholic Encyclopedia. Second Edition. Washington, D.C.: Catholic University of America/Gale, 2003. Pelikan, Jaroslav. The Christian Tradition: A History of the Development of Doctrine. 5 Volumes. Chicago: University of Chicago, 1971-1987. Quasten, Johannes. Patrology. 4 Volumes. Westminster, MD: Christian Classics, 1950-1992. Ramsey, Boniface., O.P. Beginning to Read the Fathers. Revised edition. New York: Paulist, 2012. Late Medieval Period to the Catholic Reformation Chadwick, Owen, ed. Pelican History of the Church. 6 Volumes. New York: Penguin, 1970. Dickens, Arthur Geoffrey. The English Reformation. Second Edition. University Park, PA: Pennsylvania University Press, 1993. _______________. The Catholic Reformation. New York: Norton, 1979.