http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Mode of access: Internet from the NIDA web site. Address as of 09/26/01: http://www.drugabuse.gov/PDF/NicotineRR.pdf; current access is available via PURL.
System requirements: Adobe Acrobat Reader.