Bibliography

Bibliography

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http://news.bbc.co.uk/2/hi/africa/country_profiles/820864.stm#facts

https://www.cia.gov/library/publications/the-world-factbook/geos/su.html

http://www.gurtong.net/Peoples/PeoplesProfiles/AtuotReel/tabid/177/D http://strategyleader.org/profiles/dinka.htmlefault.aspx http://instruct.uwo.ca/anthro/301/eppoli.htm