Music Library Association Best Practices for details of recording medium
Prerecording
Option
LC/PCC practice: Apply the option.
Recording
Recording an unstructured description
Recording a structured description
Recording an identifier
Recording an IRI
Document Date: 2025/03/25
Document: https://access.rdatoolkit.org/en-US_ala-7aa0ac14-fbcb-37ee-8af0-b3976225e2fb