79 http://en.wikipedia.org/wiki/2012
80 http://en.wikipedia.org/wiki/2013
81 www.cia.gov/library/publications/the-world-factbook/
82 www.all.org/nav/index/cat/Mzc/heading/OQ
83 http://www.covenantnews.com/raymond100401.htm
84 www.reproduction-online.org/cgi/reprint/124/2/181