12. CBS MARC 21 indexes Letzte Aktualisierung Als PDF speichern The translation on this website may be generated by machine translation. The quality and accuracy of machine translation can vary significantly from one text to another. Read the page in original English here. Search CBS MARC 21 indexes documentation Search This link opens in a new tab. 01. Introduction02. Bibliographic indexes of CBS MARC 21 fields03. Authority indexes of CBS MARC 21 fields