work+cited

"Seung-Hui Cho." Wikipedia, The Free Encyclopedia. 8 Aug 2007, 15:59 UTC. Wikimedia Foundation, Inc. 8 Aug 2007 .

National School Safety Center report http://youthviolence.edschool.virginia.edu/violence-in-schools/school-shootings.html

"A Time Line of Recent Worldwide School Shootings." Infoplease. © 2000–2007 Pearson Education, publishing as Infoplease. 09 Aug. 2007 .

"School shooting." Wikipedia, The Free Encyclopedia. 9 August 2007 14:14 UTC. Wikipedia contributors. 9 August 2007 15:32 UTC. http://en.wikipedia.org/w/index.php?title=School_shooting&oldid=150181967.

School Shootings and White Denial. Tim Wise, AlterNet. March 6, 2001.http://www.alternet.org/story/10560/