APA

Vossekuil B., United States & United States. (2002). The final report and findings of the safe school initiative: implications for the prevention of school attacks in the United States. Washington, D.C: U.S. Secret Service.

Chicago

Vossekuil Bryan, United States and United States. 2002. The final report and findings of the safe school initiative: implications for the prevention of school attacks in the United States. Washington, D.C: U.S. Secret Service.

Harvard

Vossekuil B., United States and United States. (2002). The final report and findings of the safe school initiative: implications for the prevention of school attacks in the United States. Washington, D.C: U.S. Secret Service.

MLA

Vossekuil Bryan, United States and United States. The final report and findings of the safe school initiative: implications for the prevention of school attacks in the United States. Washington, D.C: U.S. Secret Service. 2002.