1. Treatise on Law;Acquinas,1987
2. The Province of Jurisprudence Determined;Austin,1995
3. Jurisprudence: Theory and Context;Bix,1996
4. Patrolling the boundaries: inclusive legal positivism and the nature of the jurisprudential debate;Bix;Canadian Journal of Law and Jurisprudence,1999
5. Thomas Hobbes and the Natural Law Tradition;Bobbio,1993