http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
National security challenges for the 21st century
Title from title screen (viewed on Jan. 26, 2004).
Mode of access: Internet from the SSI web site. Address as of 1/26/04: http://www.carlisle.army.mil/ssi/pubs/2003/chalnges/chalnges.pdf; current access available via PURL.