http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
ARBA guide to subject encyclopedias and dictionaries
American reference books annual guide to subject encyclopedias and dictionaries
Guide to subject encyclopedias and dictionaries
Bohdan S. Wynar, editor ; Heather Cameron and G. Kim Dority, assistant editors.