N.p., n.d. Web. 14 Mar. 2017.
The Importance of DNA. (n.d.). Retrieved March 14, 2017, from http://www.exploredna.co.uk/the-importance-dna.html
(n.d.). Retrieved March 14, 2017, from http://www.pbs.org/wgbh/aso/databank/entries/dm52sa.html
Chase, Martha Cowles (1927- ). (n.d.). Retrieved March 14, 2017, from http://www.encyclopedia.com/science/encyclopedias-almanacs-transcripts-and-maps/chase-martha-cowles-1927
Lavietes, Stuart. "Martha Chase, 75, a Researcher Who Aided in DNA Experiment." The New York Times. The New York Times, 12 Aug. 2003. Web. 14 Mar. 2017.