Columbia subject headings:
Harvard subject headings:
Change in literature--Congresses.
Conversion in literature--Congresses.
German literature--History and criticism--Congresses
Literature, Medieval--Themes, motives--Congresses.
Princeton subject headings:
Change in literature--Congresses.
Conversion in literature--Congresses.
German literature--History and criticism--Congresses.
Literature, Medieval--Themes, motives--Congresses.