Columbia subject headings:
Choruses, Secular (Mixed voices) with instrumental ensemble.
Choruses, Secular (Mixed voices), Unaccompanied.
Harvard subject headings:
Choruses, Secular (Mixed voices) with instrumental ensemble.
Choruses, Secular (Mixed voices), Unaccompanied.
Princeton subject headings:
Choruses, Secular (Mixed voices) with instrumental ensemble.
Choruses, Secular (Mixed voices), Unaccompanied.