Wilks, M. (1977). Papal Crusading Policy: The Chief Instruments of Papal Crusading Policy and Crusade to the Holy Land from the final loss of Jerusalem to the fall of Acre, 1244–1291. By Maureen Purcell. (Studies in the History of Christian Thought, xi). Pp. x + 236. Leiden: Brill, 1975. Guilders 84. The journal of ecclesiastical history, 28(2), 210-212. doi:10.1017/S0022046900044535
Chicago Style (17th ed.) CitationWilks, Michael. "Papal Crusading Policy: The Chief Instruments of Papal Crusading Policy and Crusade to the Holy Land from the Final Loss of Jerusalem to the Fall of Acre, 1244–1291. By Maureen Purcell. (Studies in the History of Christian Thought, Xi). Pp. X + 236. Leiden: Brill, 1975. Guilders 84." The Journal of Ecclesiastical History 28, no. 2 (1977): 210-212, https://doi.org/10.1017/S0022046900044535.
MLA (9th ed.) CitationWilks, Michael. "Papal Crusading Policy: The Chief Instruments of Papal Crusading Policy and Crusade to the Holy Land from the Final Loss of Jerusalem to the Fall of Acre, 1244–1291. By Maureen Purcell. (Studies in the History of Christian Thought, Xi). Pp. X + 236. Leiden: Brill, 1975. Guilders 84." The Journal of Ecclesiastical History, vol. 28, no. 2, 1977, pp. 210-212, https://doi.org/10.1017/S0022046900044535.