Columbia subject headings:
Harvard subject headings:
Authors, French--20th century.
Authors, German--20th century.
Comparative literature--French and German.
Comparative literature--German and French.
French literature--20th century--History and criticism
German literature--20th century--History and criticism
Princeton subject headings:
Authors, French--20th century--Social conditions.
Authors, German--20th century--Social conditions.
Comparative literature--French and German.
Comparative literature--German and French.
French literature--20th century--History and criticism.
French literature--Social aspects.
Generations--France--History--20th century.
Generations--Germany--History--20th century.
German literature--20th century--History and criticism.
German literature--Social aspects.