http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Seguro social, beneficios de sobrevivientes
Social security, survivors benefits. Spanish (Online)
electronic text, volumes : HTML, digital, PDF file.
Mode of access: Internet from the SSA web site. Address of current issue as of 1/23/04: http://www.ssa.gov/espanol/10984.pdf; current access available via PURL.
Social Security Administration, Public Information Distribution Center, P.O. Box 17743, Baltimore, MD 21235