3Frederick Pollock and Frederic William Maitland, The History of Englishlaw before the Time of Edward I, 2nd ed. reissued; with a new introduction and select bibliography by S. F. C. Milsom, Cambridge University Press, 1968.
4Oliver Wendel Holmes, Jr., The Common Law, Little, Brown, and Company, 1948.
5E.E. Evans-Pritchard, Theories of primitive religion, Clarendon Press, 1965.
8Katharina Pistor and Chenggang Xu, "Incomplete Law: A Conceptual and Analytical Framework and its Application to the Evolution of Financial Market Regulation," Journal of International Law and Politics, Vol. 35, No. 4, pp. 931-1013, 2003.
9Chenggang Xu and Katharina Pistor, "Law Enforcement under Incomplete Law: Theory and Evidence from Financial Market Regulation", Columbia Law and Economic Working Paper No. 222.
10Benjamin N. Cardozo, The Nature of Judicial Process Yale University Press, 1921, p.66.