Columbia subject headings:
Harvard subject headings:
Church music--To 500--Congresses.
Classical literature--Congresses.
Greek poetry--Congresses.
Music, Greek and Roman--Congresses.
Music--Philosophy and aesthetics--Congresses
Princeton subject headings:
Church music--To 500--Congresses.
Classical literature--Congresses.
Greek poetry--Congresses.
Music, Greek and Roman--Congresses.
Music--Philosophy and aesthetics--Congresses.