http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
a U.S. Secret Service analysis of plots against schools
U.S. Secret Service analysis of plots against schools
United States Secret Service analysis of plots against schools
National Threat Assessment Center (U.S.)
1 online resource (60 pages) : color illustrations
GPO Cataloging Record Distribution Program (CRDP).
Includes bibliographical references (page 60).