Bibliography
http://en.wikipedia.org/wiki/President_of_Brazil
http://country-facts.findthedata.org/q/129/14298/What-type-of-government-does-Brazil-have
http://www.brazil.org.za/famous-brazilians.html#.UwOowmJdVAr
http://whatthafact.com/interesting-facts-about-brazil/
http://www.10-facts-about.com/Brazil/id/18
http://country-facts.findthedata.org/q/129/14298/What-type-of-government-does-Brazil-have
http://www.brazil.org.za/famous-brazilians.html#.UwOowmJdVAr
http://whatthafact.com/interesting-facts-about-brazil/
http://www.10-facts-about.com/Brazil/id/18