Columbia subject headings:
Literature and society--Spain.
Spanish literature--19th century--History and criticism.
Spanish literature--20th century--History and criticism.
Harvard subject headings:
Literature and society--Spain.
Spanish literature--19th century--History and criticism
Spanish literature--20th century--History and criticism
Princeton subject headings:
Modernism (Literature)--Spain.
Sociology--Spain--History.
Spanish literature--19th century--History and criticism.
Spanish literature--20th century--History and criticism.