http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Aprenda sobre los Estados Unidos de America
U.S. Citizenship and Immigration Services
Spanish version of: Learn about the United States : quick civics lessons.
Title from title screen (viewed on May 19, 2006).
Mode of access: Internet from the CIS web site. Address as of 3/2/07: http://www.uscis.gov/files/nativedocuments/M-638_sp.pdf; current access is available via PURL.