USA Office of Educational Research and Improvement. (1998). Indicators of school crime and safety. Bureau.
Chicago-Zitierstil (17. Ausg.)USA Office of Educational Research and Improvement. Indicators of School Crime and Safety. Washington, DC: Bureau, 1998.
MLA-Zitierstil (8. Ausg.)USA Office of Educational Research and Improvement. Indicators of School Crime and Safety. Bureau, 1998.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.