Columbia subject headings:
French literature--19th century--History and criticism.
French literature--20th century--History and criticism.
Strikes and lockouts in literature.
Working class in literature.
Harvard subject headings:
French literature--19th century--History and criticism
French literature--20th century--History and criticism
Strikes and lockouts in literature.
Working class in literature.
Princeton subject headings:
French literature--19th century--History and criticism.
French literature--20th century--History and criticism.
Strikes and lockouts in literature.
Working class in literature.