http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Title from title screen (viewed on Apr. 24, 2007).
"Impresa en 1997, revisada ... septembre del 2004."
Mode of access: Internet from the NIDA web site. Address as of 4/24/07: http://www.drugabuse.gov/MarijBroch/spanish/MarijParents-sp.html; current access available via PURL.