Security Research Center, Washington, DC, Kramen, A. J., & Security Research Center. (2000). Guide for preventing and responding to school violence. International Association of Chiefs of Police.
Chicago-Zitierstil (17. Ausg.)Security Research Center, Washington, DC, Alissa J. Kramen, und Security Research Center. Guide for Preventing and Responding to School Violence. Alexandria, Va: International Association of Chiefs of Police, 2000.
MLA-Zitierstil (8. Ausg.)Security Research Center, Washington, DC, et al. Guide for Preventing and Responding to School Violence. International Association of Chiefs of Police, 2000.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.