Columbia subject headings:
Harvard subject headings:
Influence (Literary, artistic, etc.)--Congresses.
Literary form--Congresses
Literature, Medieval--Congresses.
Literature, Medieval--History and criticism--Congresses
Philosophy, Medieval--Sources--Congresses.
Religious thought--Middle Ages, 600-1500--Sources--Congresses.
Theology--Middle Ages, 600-1500--Sources--Congresses.
Princeton subject headings:
Influence (Literary, artistic, etc.)--Congresses.
Literature, Medieval--History and criticism--Congresses.
Philosophy, Medieval--Sources--Congresses.
Religious thought--Middle Ages, 600-1500--Sources--Congresses.
Theology--History--Middle Ages, 600-1500--Sources--Congresses.