Columbia subject headings:
Authors, Swiss--20th century--Congresses.
Literary landmarks--Switzerland--Congresses.
Religion in literature--Congresses.
Swiss literature (German)--20th century--History and criticism--Congresses.
Swiss literature (German)--20th century--Themes, motives--Congresses.
Harvard subject headings:
Christianity in literature--Congresses.
German literature--20th century--History and criticism--Congresses
Religion and literature--Europe, German-speaking--History--Congresses.
Religion in literature--Congresses.
Swiss literature (German)--20th century--History and criticism--Congresses.
Princeton subject headings:
Authors, Swiss--20th century--Congresses.
Literary landmarks--Switzerland--Congresses.
Religion in literature--Congresses.
Swiss literature (German)--20th century--History and criticism--Congresses.
Swiss literature (German)--20th century--Themes, motives--Congresses.