Morris, C. (1989). The papal monarchy: The Western church from 1050 to 1250. Clarendon Press ; Oxford University Press.
芝加哥风格引文Morris, Colin. The Papal Monarchy: The Western Church from 1050 to 1250. Oxford [Oxfordshire] : New York: Clarendon Press ; Oxford University Press, 1989.
MLA引文Morris, Colin. The Papal Monarchy: The Western Church from 1050 to 1250. Clarendon Press ; Oxford University Press, 1989.
警告：这些引文格式不一定是100％准确.