Monday, February 25, 2013
Henrietta Leavitt Biography: Sources
"Henrietta Leavitt." PBS. PBS, n.d. Web. 25 Feb. 2013. <http://www.pbs.org/wgbh/aso/databank/entries/baleav.html>.
Johnson, George (2005). Miss Leavitt's Stars: The Untold Story of the Woman Who Discovered How to Measure the Universe. New York: W.W. Norton & Company.
"Leavitt." CWP at Physics.UCLA.edu. N.p., n.d. Web. 25 Feb. 2013. <http://www.physics.ucla.edu/~cwp/Phase2/Leavitt,_Henrietta_Swan@871234567.html>.
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