Columbia subject headings:
Characters and characteristics in literature--Congresses.
Spanish literature--19th century--History and criticism--Congresses.
Spanish literature--20th century--History and criticism--Congresses.
Harvard subject headings:
Characters and characteristics in literature--Congresses.
Spanish literature--19th century--History and criticism--Congresses
Spanish literature--20th century--History and criticism--Congresses
Spanish literature--Themes, motives--Congresses.
Princeton subject headings: