Cita APA (7th ed.)
Ayres, I. (2005). Optional law: The structure of legal entitlements. University of Chicago Press.
Cita Chicago (17th ed.)
Ayres, Ian. Optional Law: The Structure of Legal Entitlements. Chicago: University of Chicago Press, 2005.
Cita MLA (9th ed.)
Ayres, Ian. Optional Law: The Structure of Legal Entitlements. University of Chicago Press, 2005.
Atenció: Aquestes cites poden no estar 100% correctes.