The History of the world Christian Movement :Nol. I: Earliest Christianity to 1453 - Irvin, Dale T. (New York Orbis Books, 1970)
Beginnings of the world christian movement;The greatest church takes shape; The age of the imperial church;New challenges, new beginnings 600to 1000;New political horizons 1000to 1453
Keywords: Earliest Christianity to 1453; The History of the world Christian Movement; Church History