http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Enhancing school safety using a threat assessment model
an operational guide for preventing targeted school violence
Operational guide for preventing targeted school violence
National Threat Assessment Center (U.S.)
1 online resource (iv, 27 pages) : illustrations
"This guide was prepared by the staff of the U.S. Secret Service National Threat Assessment Center (NTAC)."