Columbia subject headings:
Biblioteca apostolica vaticana. Manuscript--Catalogs.
Music--Vatican City--Manuscripts--Catalogs.
Harvard subject headings:
Biblioteca apostolica vaticana--Catalogs.
Biblioteca apostolica vaticana--Manuscripts--Catalogs.
Church music--Vatican City--Manuscripts--Thematic catalogs.
Manuscripts--Vatican City.
Music--Manuscripts--Vatican City--Catalogs.
Princeton subject headings:
Biblioteca apolistica vaticana.
Music--15th century--Criticism and interpretation.
Music--15th century--Manuscripts--Catalogs.
Music--16th century--Criticism and interpretation.
Music--16th century--Manuscripts--Catalogs.