http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Published in response to the new Performing Engineering Operations occupational standards; designed to update and extend David Salmon's books, Engineering: Mandatory units and Engineering: Mechanical units.
Electronic reproduction. Boulder, Colo. : NetLibrary, 2007. Available via World Wide Web. Access may be limited to NetLibrary affiliated libraries.
National Vocational Qualifications (Great Britain)