http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
National Institute of Standards and Technology (U.S.)
Time and Frequency Division, Physical Measurement Laboratory.
1 online resource (5 pages) : illustrations (black and white).
Contributed record: Metadata reviewed, not verified. Some fields updated by batch processes.
Title from PDF title page (viewed July 22, 2013).