Herbert Butterfield. (1950). Christianity and history. New York: Chrles Scribner's Sons.
Dyfyniad Arddull ChicagoHerbert Butterfield. Christianity and History. New York: Chrles Scribner's Sons, 1950.
Dyfyniad MLAHerbert Butterfield. Christianity and History. New York: Chrles Scribner's Sons, 1950.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.