Columbia subject headings:
Carols.
Choruses (Women's voices), Unaccompanied.
Madrigals.
Motets.
Harvard subject headings:
Carols.
Choruses (Women's voices), Unaccompanied.
Madrigals.
Motets.
Princeton subject headings:
Carols.
Choral music (Women's voices)
Madrigals.
Motets.