Columbia subject headings:
Art music.
Operas--Scores.
Operas--Vocal scores with piano.
Operas.
Scores.
Vocal scores.
Harvard subject headings:
Art music
Operas
Operas--Scores
Operas--Vocal scores with piano
Scores
Vocal scores.
Princeton subject headings:
Arrangements (Music)
Gama, Vasco da, 1469-1524--Drama.
Operas--Scores.
Operas--Vocal scores with piano.
Operas.
Scores.
Vocal scores.