Teubner, Gunther. "Fragmented Foundations: Societal Constitutionalism beyond the Nation State." The Twilight of Constitutionalism?. : Oxford University Press, 2010-02-11. Oxford Scholarship Online. 2010-05-01. Date Accessed 21 May. 2013 <http://www.oxfordscholarship.com/view/10.1093/acprof:oso/9780199585007.001.0001/acprof-9780199585007-chapter-16>.
Teubner, G.(2010-02-11). Fragmented Foundations: Societal Constitutionalism beyond the Nation State. In The Twilight of Constitutionalism?. : Oxford University Press. Retrieved 21 May. 2013, from http://www.oxfordscholarship.com/view/10.1093/acprof:oso/9780199585007.001.0001/acprof-9780199585007-chapter-16.
Teubner, Gunther. "Fragmented Foundations: Societal Constitutionalism beyond the Nation State." In The Twilight of Constitutionalism?. : Oxford University Press, 2010-02-11. http://www.oxfordscholarship.com/view/10.1093/acprof:oso/9780199585007.001.0001/acprof-9780199585007-chapter-16.
Teubner G. Fragmented Foundations: Societal Constitutionalism beyond the Nation State. In: Dobner P, Loughlin M. The Twilight of Constitutionalism?. Oxford University Press; 2010. http://www.oxfordscholarship.com/view/10.1093/acprof:oso/9780199585007.001.0001/acprof-9780199585007-chapter-16. Accessed May 21, 2013.