2XX-3XX - Complex Subject References-General Information
MARC 21 Authority
"Full" documentation refers to the MARC 21 Format for Authority Data that contains detailed descriptions of every data element, along with examples, input conventions and history sections.
"Concise" documentation refers to the MARC 21 Concise Format for Authority Data that contains abridged descriptions of every data element, along with examples.
260 - Complex See Reference - Subject
360 - Complex See Also Reference - Subject
DEFINITION AND SCOPE
Fields 260 and 360 are used to record information about unauthorized forms of subject
headings, different authorized forms of subject headings, and other variants not chosen
as the authorized form when the relationships cannot be adequately conveyed by one or
more simple cross references. For more information about references and tracings, see
the Tracings and References-General Information section.