Columbia subject headings:
Boundaries in literature--Congresses.
German literature--History and criticism--Congresses.
Hospitality in literature--Congresses.
Strangers in literature--Congresses.
Harvard subject headings:
German literature--History and criticism--Congresses
Strangers in literature--Congresses.
Time in literature--Congresses.
Princeton subject headings:
Boundaries in literature--Congresses.
German literature--History and criticism--Congresses.
Hospitality in literature--Congresses.
Strangers in literature--Congresses.