http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Early childhood longitudinal study, birth cohort (ECLS-B)
psychometric report for the 2-year data collection, methodology report
National Center for Education Statistics
Title from title page (viewed on Oct. 18, 2005).
Mode of access: Internet from the NCES web site. Address as of 10/18/2007: http://nces.ed.gov/pubsearch/pubsinfo.asp?pubid=2007084 ; current access available via PURL.