RDA Blog or Resource Description & Access (RDA) is a blog on Resource Description and Access (RDA), a new library cataloging standard that provides instructions and guidelines on formulating data for resource description and discovery, organized based on the Functional Requirements for Bibliographic Records (FRBR), intended for use by libraries and other cultural organizations replacing Anglo-American Cataloguing Rules (AACR2). Free for everyone Forever.
MARC Code List for Relators [Also Valid as Relationship Designator in Resource Description and Access (RDA) Cataloging]
Relator terms and their associated codes designate the relationship between a name and a bibliographic resource. The relator codes are three-character lowercase alphabetic strings that serve as identifiers. Either the term or the code may be used as controlled values.