Casambre, A. L. C. (2006). Medieval political thought: St. Augustine and St. Thomas Aquinas. U.P. Diliman Interactive Learning Center.
芝加哥风格引文Casambre, Athena Lydia Cera. Medieval Political Thought: St. Augustine and St. Thomas Aquinas. Quezon City: U.P. Diliman Interactive Learning Center, 2006.
MLA引文Casambre, Athena Lydia Cera. Medieval Political Thought: St. Augustine and St. Thomas Aquinas. U.P. Diliman Interactive Learning Center, 2006.
警告：这些引文格式不一定是100％准确.