04. CBS MARC 21 fields defined in the authority format

01. Introduction
02. Leader, fields 001, 003, 005, 008 – authority format
03. Fields 01X-09X – Numbers and Codes – authority format
04. Fields 1XX – Headings – authority format
05. Fields 20X-29X / 260 – Complex Subject References – authority format
06. Fields 3XX – Headings / 360 – Complex Subject References – authority format
07. Fields 4XX – See From Tracings – authority format
08. Fields 5XX – See Also From Tracings – authority format
09. Fields 6XX / 64X – Series Treatment / 663-666 – Complex Name References / 667-68X – Notes – authority format
10. Fields 7XX – Heading Linking Entries – authority format
11. Fields 8XX – Other Variable Fields – authority format
12. Fields 9XX – authority format