http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
budgetary implications of NASA's current plans for space exploration
Title from title screen (viewed on April 15, 2009).
Mode of access: Internet via CBO's web site. Address as of 4/15/2009: http://www.cbo.gov/ftpdocs/100xx/doc10051/04-15-NASA.pdf ; current access available via PURL.
National Aeronautics and Space Administration