Roth, Brad R. "Legal Legitimacy in Theoretical Perspective." Governmental Illegitimacy in International Law. : Oxford University Press, 2000-11-23. Oxford Scholarship Online. 2012-03-22. Date Accessed 19 May. 2013 <http://www.oxfordscholarship.com/view/10.1093/acprof:oso/9780199243013.001.0001/acprof-9780199243013-chapter-2>.
Roth, B.(2000-11-23). Legal Legitimacy in Theoretical Perspective. In Governmental Illegitimacy in International Law. : Oxford University Press. Retrieved 19 May. 2013, from http://www.oxfordscholarship.com/view/10.1093/acprof:oso/9780199243013.001.0001/acprof-9780199243013-chapter-2.
Roth, Brad R. "Legal Legitimacy in Theoretical Perspective." In Governmental Illegitimacy in International Law. : Oxford University Press, 2000-11-23. http://www.oxfordscholarship.com/view/10.1093/acprof:oso/9780199243013.001.0001/acprof-9780199243013-chapter-2.
Roth BR. Legal Legitimacy in Theoretical Perspective. In: Roth B. Governmental Illegitimacy in International Law. Oxford University Press; 2000. http://www.oxfordscholarship.com/view/10.1093/acprof:oso/9780199243013.001.0001/acprof-9780199243013-chapter-2. Accessed May 19, 2013.