Columbia subject headings:
Harvard subject headings:
German literature--20th century--History and criticism
German literature--History and criticism--20th century.
German literature--Themes, motives
German literature--Themes, motives--20th century.
Movement in literature.
Social mobility in literature.
Travel in literature.
Princeton subject headings:
German literature--20th century--History and criticism.
German literature--Themes, motives--20th century.