Ayres, I. (2005). Optional law: The structure of legal entitlements. University of Chicago Press.
芝加哥风格引文Ayres, Ian. Optional Law: The Structure of Legal Entitlements. Chicago: University of Chicago Press, 2005.
MLA引文Ayres, Ian. Optional Law: The Structure of Legal Entitlements. University of Chicago Press, 2005.
警告：这些引文格式不一定是100％准确.