http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
1 online resource (viii, 346 pages) : illustrations
Proceedings of a symposium held in Berkeley, June 21-23 1989.
San Francisco : Astronomical Society of the Pacific, 1990
Astronomical Society of the Pacific conference series ; v. 12