Astell, A. W. (1999). Political allegory in late medieval England. Cornell University Press.
芝加哥风格引文Astell, Ann W. Political Allegory in Late Medieval England. Ithaca: Cornell University Press, 1999.
MLA引文Astell, Ann W. Political Allegory in Late Medieval England. Cornell University Press, 1999.
警告：这些引文格式不一定是100％准确.