Dume?zil, Georges. Gods of the Ancient Northmen. Berkeley: U of California, 1973. Print.
Littleton, C. Scott. The New Comparative Mythology: An Anthropological Assessment of the Theories of Georges Dume?zil. Berkeley: U of California, 1982. Print.
Fortson, Benjamin W. Indo-european Language and Culture: An Introduction. Chichester, U.K.: Wiley-Blackwell, 2010. Print.
Mallory, J. P. In Search of the Indo-Europeans: Language, Archaeology and Myth. London: Thames and Hudson, 1989. Print.
Kaliff, Anders. Fire, Water, Heaven and Earth: Ritual Practice and Cosmology in Ancient Scandinavia: An Indo-European Perspective. Stockholm, Sweden: Riksantikvariea?mbetet, 2007. Print.
“Anglo-Saxons.” Wikipedia. Wikimedia Foundation, 14 Sept. 2014. Web. 25 Sept. 2014.
“Kingdom of England.” Wikipedia. Wikimedia Foundation, 26 Sept. 2014. Web. 27 Sept. 2014.
“Ancient Greek Democracy.” History.com. A&E Television Networks, n.d. Web. 26 Sept. 2014. <http://www.history.com/topics/ancient-history/ancient-greece-democracy>.
“Cleisthenes and the 10 Tribes of Athens.” About. About.com, n.d. Web. 27 Sept. 2014. <http://ancienthistory.about.com/od/riseofdemocracy/a/aa121900a.htm>.
“The Social Order and Government of Early Athens.” About. About.com, n.d. Web. 27 Sept. 2014. <http://ancienthistory.about.com/od/riseofdemocracy/p/aa041399Athens.htm>.