John, S. (2017). The Papacy and the Establishment of the Kingdoms of Jerusalem, Sicily and Portugal: Twelfth-Century Papal Political Thought on Incipient Kingship. The Journal of Ecclesiastical History, 68(02), pp. 223-259. doi:10.1017/S0022046916000622
Chicago Style CitationJohn, Simon. "The Papacy and the Establishment of the Kingdoms of Jerusalem, Sicily and Portugal: Twelfth-Century Papal Political Thought On Incipient Kingship." The Journal of Ecclesiastical History 68, no. 02 (2017): 223-259.
MLA CitationJohn, Simon. "The Papacy and the Establishment of the Kingdoms of Jerusalem, Sicily and Portugal: Twelfth-Century Papal Political Thought On Incipient Kingship." The Journal of Ecclesiastical History 68.02 (2017): 223-259.
Warning: These citations may not always be 100% accurate.