http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Inglewood, California to Salt Lake City, Utah, June 27-July 8, 1989
International Geological Congress 1989 : Washington, D.C.)
leaders, George I. Smith, Larry Benson and Donald R. Currey.
On cover: 28th International Geological Congress.