Glossary
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Added entry, (Heading use)
Authoritative agency data element
Established heading and subdivision record
Heading use, main or added entry
Heading use, series added entry
Heading use, subject added entry
Main entry, (Heading use)
Reference and subdivision record
Series added entry, (Heading use)
Subject added entry, (Heading use)
Tag related reference instruction phrase
Tag related reference instruction phrase with subfield $i
To return: