Medema, Steven G. "Chicago law and economics", in Emmett, Ross B., ed. The Elgar Companion to the Chicago School of Economics (2010), quoting Julius Stone at p. 161.
Waluchow, W. J. (2021-01-31). "The Origins of Inclusive Legal Positivism". The Cambridge Companion to Legal Positivism. Cambridge University Press. p. 487–511. doi:10.1017/9781108636377.021. ISBN978-1-108-63637-7.
Bix, Brian H. (2021-01-31). "Joseph Raz's Approach to Legal Positivism". The Cambridge Companion to Legal Positivism. Cambridge University Press. p. 349–370. doi:10.1017/9781108636377.015. ISBN978-1-108-63637-7.
Priel, D. (2005-09-07). "Farewell to the Exclusive-Inclusive Debate". Oxford Journal of Legal Studies. 25 (4): 675–696. doi:10.1093/ojls/gqi033. ISSN0143-6503.
Chiassoni, Pierluigi (2021-01-31). "From Savigny to Linguistic Analysis: Legal Positivism through Bobbio's Eyes". The Cambridge Companion to Legal Positivism. Cambridge University Press. pp. 325–348. doi:10.1017/9781108636377.014. ISBN978-1-108-63637-7.
Green, Leslie (2009). Zalta, Edward N. (ed.). "Legal Positivism". The Stanford Encyclopedia of Philosophy (Fall 2009 ed.). Metaphysics Research Lab, Stanford University.
Markie, Peter (2015-01-01). Zalta, Edward N. (ed.). Rationalism vs. Empiricism (Summer 2015 ed.). Metaphysics Research Lab, Stanford University.
Priel, D. (2005-09-07). "Farewell to the Exclusive-Inclusive Debate". Oxford Journal of Legal Studies. 25 (4): 675–696. doi:10.1093/ojls/gqi033. ISSN0143-6503.
Leiter, Brian (2007). Naturalizing Jurisprudence. Oxford ; New York: Oxford University Press. p. 73. ISBN978-0-19-929901-0. OCLC74966557.
Leiter, Brian (2007). Naturalizing Jurisprudence. Oxford ; New York: Oxford University Press. p. 68. ISBN978-0-19-929901-0. OCLC74966557.
Leiter, Brian (2010). "American legal realism". In Patterson, Dennis (ed.). A Companion to Philosophy of Law and Legal Theory. Chichester, West Sussex ; Malden, MA: Wiley-Blackwell. pp. 249–266. ISBN978-1-4051-7006-2. OCLC436311279.