http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Collision of two Chicago Transit Authority trains, Chicago, Illinois, February 3, 2004
Title from HTML title screen (viewed Jan. 7, 2009).
Mode of access: Internet from the NTSB web site. Address as of 1/07/09: http://www.ntsb.gov/publictn/2004/RAB0407.pdf ; current access is available via PURL.
Railroad accident brief ; NTSB/RAB-04/07