MLA BP
Music Library Association Best Practices for Music Cataloging Using RDA and MARC 21 for Chapter 26: Related Expressions
MLA BP for 26.1
RELATED EXPRESSION
MLA recommendation: If feasible and readily ascertainable, give an unstructured description of the original expression for all arrangements embodied in a resource.
EXAMPLE
500 | Originally for viola and piano. |
500 | The 3rd work originally for male voices. |
500 | 2nd work originally for voice and piano, arranged for soprano and orchestra. |