Columbia subject headings:
Harvard subject headings:
German literature--Middle High German, 1050-1500--History and criticism--Congresses
Teutonic Knights--History--Congresses.
Princeton subject headings:
Literature, Medieval--History and criticism.
Military religious orders in literature.
Military religious orders--History--To 1500.
Religious literature, German--History and criticism.
Teutonic Knights--Historiography.
Teutonic Knights--In literature.