TY - CHAP A1 - Linssen, R. A1 - Marks, E. T1 - School shootings - Considerations on prevention subject to relative ignorance of the phenomenon T2 - Coester, M. & Marks, E. (Hrsg.), International Perspectives of Crime Prevention 2. Contributions from the 2nd Annual International Forum 2008 Y1 - 2009 SN - 978-3-936999- SP - 89 EP - 98 PB - Forum Verlag Godesberg CY - Mönchengladbach ET - 1.Aufl ER -