"University of Wisconsin Bombing." Encyclopedia of the Vietnam War. Ed. Stanley I. Kutler. New York: Charles Scribner's Sons, 1996. Gale U.S. History In Context. Web. 6 Dec. 2012.
UPI. "Four Sought In Madison Bombing". Eugene Register-Guard. 3 September 1970: 4A. Web. Google News Archive. 6 December 2012.
"U of Wisconsin Bombing Now Year Old, Suspects Still at Large." Ludington Daily News. 25 Aug 1971: 22. Web. Google News Archive. 6 December 2012.
"Trial Being Conducted on Wisconsin Bombing." The Times-news (Hendersonville, NC. 27 Oct 1973: 20. Web. Google News Archive. 6 Dec 12.
