Christianson, Gale E. Isaac Newton and the Scientific Revolution. New York: Oxford University Press, 1996. Print.
MacLachlan, James. Galileo Galilei-First Physicist . New York: Oxford University Press, 1997. Print.
Hamilton , Calvin J. "Halley's Comet." 1997. Web. 13 Feb. 2013. <http://www.solarviews.com/eng/halley.htm>.
O'Connor, J J. "Evangelista Torricelli." Nov. 2002. Web. 13 Feb. <http://www-history.mcs.st-and.ac.uk/Biographies/Torricelli.html>.
Allaby, Michael. Oceans: A Scientific History of Oceans and Marine Life. New York NY.: Facts on File, 2009. Book
Choi, Jeong Hoon. " Impact of Climate Change in East Asian History ." Korean Minjok Leadership Academy . Dec. 2009. Web. 24 Feb. 2013. <www.zum.de>.
"1600s Food." Learning: Books for Cooks. The British Library Board, n.d. Web. 24 Feb. 2013. <www.bl.uk>.
MacLachlan, James. Galileo Galilei-First Physicist . New York: Oxford University Press, 1997. Print.
Hamilton , Calvin J. "Halley's Comet." 1997. Web. 13 Feb. 2013. <http://www.solarviews.com/eng/halley.htm>.
O'Connor, J J. "Evangelista Torricelli." Nov. 2002. Web. 13 Feb. <http://www-history.mcs.st-and.ac.uk/Biographies/Torricelli.html>.
Allaby, Michael. Oceans: A Scientific History of Oceans and Marine Life. New York NY.: Facts on File, 2009. Book
Choi, Jeong Hoon. " Impact of Climate Change in East Asian History ." Korean Minjok Leadership Academy . Dec. 2009. Web. 24 Feb. 2013. <www.zum.de>.
"1600s Food." Learning: Books for Cooks. The British Library Board, n.d. Web. 24 Feb. 2013. <www.bl.uk>.