http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
v. 1. USA & Canada -- v. 2. Europe--west, north, central, and south / Barbara H. Pope, editor -- v. 3. Europe--east and southeast, USSR / Shirley A. Matulich, assistant editor -- v. 4. Latin America and the West Indies / Jessica S. Brown, managing editor, Susan K. Kinnell, assistant editor.
Eric H. Boehm, Barbara H. Pope, and Marie S. Ensign, editors.