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A category of persons for which a resource is intended or a category of persons representing the intellectual level for which the content of a resource is considered appropriate.
If a demographic group is not specified then multiple audience characteristics from the same source vocabulary or code list may be recorded in the same field in separate occurrences of subfield $a and subfield $b. If a demographic group is specified then the characteristics in the field must all come from the same group. Terms from different source vocabularies are recorded in separate occurrences of the field.
$a - Audience term
Intended audience of the work being described. Repeatable if an audience falls into multiple demographic groups.
245 | 00$aMy first book of limericks. | ||||||||
385 | ##$aChildren$2lcsh |
245 | 00$aCreative color for the oil painter. | ||||||||
385 | ##$aPainters$2lcsh |
245 | 00$aHealth care and HIV :$bnutritional guide for providers and clients | ||||||||
385 | ##$aHIV Long-Term Survivors$aCaregivers$2mesh | ||||||||
385 | ##$aHIV-positive persons$aCaregivers$2lcsh |
$b - Audience code
Code representing intended audience of the work being described.
$m - Demographic group term
A designator for a demographic group (e.g., an age group; a religious group) to which the terms and codes in $a or $b belong.
245 | 10$aEssential math, science, and computer terms for college freshmen. | ||||||||
385 | ##$mEducational level group$aCollege Freshmen$2ericd |
245 | 00$aCreative color for the oil painter. | ||||||||
385 | ##$mOccupational/field of activity group$aPainters$2lcsh |
245 | 10$aInglés para niños. | ||||||||
385 | ##$mAge group$aChildren$2ericd | ||||||||
385 | ##$mLanguage group$aSpanish Speaking$2ericd |
$n - Demographic group code
A code designating the demographic group (e.g., an age group; a religious group) to which the terms and codes in $a or $b belong.
245 | 10$aTalks to teeners; $bchapel talks delivered during morning devotions at the Christian High School, Grand Rapids, Michigan. | ||||||||
385 | ##$nage$aadolescent$bd$2marctarget |
245 | 10$aEssential Spanish for policemen, lawyers, and judges. | ||||||||
385 | ##$nocc$aPolice$aLawyers$aJudges$2lcsh |
$0 - Authority record control number or standard number
See description of this subfield in Appendix A: Control Subfields.
245 | 00$aJanet Suzeman on acting in Shakespearian comedy. | ||||||||
385 | ##$aActors$2lcsh$0(DLC)sh 85000744 |
$1 - Real World Object URI
See description of this subfield in Appendix A: Control Subfields.
$2 - Source
MARC code that identifies the source of the term or code used to record intended audience information.
245 | 00$aBuddhist reader for young Buddhists. | ||||||||
385 | ##$mReligious group$aBuddhists$2lcsh | ||||||||
385 | ##$mAge group$aYouth$2lcsh |
$3 - Materials specified
Part of the described materials to which the field applies.
$6 - Linkage
See description of this subfield in Appendix A: Control Subfields.
$7 - Data provenance
See description of this subfield in Appendix J: Data Provenance Subfields.
$8 - Field link and sequence number
See description of this subfield in Appendix A: Control Subfields.