http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Purchase from: U.S. Govt. Print. Off., Supt. of Docs., Mail Stop: SSOP Washington, DC 20402-9328.
Some v. distributed to depository libraries in microfiche.
Current ed. also available via Internet at the BLS web site (PDF file only). Address as of 11/15/99: http://www.bls.gov/opub/rtaw/rtawhome.htm; current access is available via PURL.