Columbia subject headings:
Harvard subject headings:
Ballades (Formes fixes)
Ballades (Polyphonic chansons)
Rondeaux (Polyphonic chansons)
Trios (Unspecified instruments (3))--Scores
Vocal trios, Unaccompanied
Princeton subject headings:
Ballades (Polyphonic chansons)
Polyphonic chansons.
Rondeaux (Polyphonic chansons)
Rondeaux.
Scores.
Trios (Unspecified instruments (3))--Scores.