http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Airport activity statistics of certificated air carriers
Airport activity statistics of certificated air carriers. Summary tables (Online)
Description based on: 12 months ending Dec. 31, 1999; title from title screen (viewed on Mar. 3, 2003).
Mode of access: Internet from the BTS web site. Address as of 3/3/03: http://www.bts.gov/oai/ ; current access is available via PURL.
Airport activity statistics of certificated air carriers. Summary tables
Bureau of Transportation Statistics, U.S. Dept. of Transportation, 400 7th St., SW, Rm. 3430, Washington, DC 20509