ri:RecordInfo cs:ChangeSet madsrdf:MADSScheme skos:ConceptScheme 2015-06-29T00:00:00 new 2016-02-29T00:00:00 modified The Library of Congress Demographic Group Terms (LCDGT) is designed to describe the characteristics of the intended audiences of resources, and also the creators of, and contributors to, those resources. Library of Congress Demographic Group Terms new 2015-06-29T00:00:00 modified 2016-02-29T00:00:00