Oakley, J. P. (1987). John XXII , the Franciscans and the natural right to property.
芝加哥风格引文Oakley, John Patrick. John XXII , the Franciscans and the Natural Right to Property. 1987.
MLA引文Oakley, John Patrick. John XXII , the Franciscans and the Natural Right to Property. 1987.
警告：这些引文格式不一定是100％准确.