Columbia subject headings:
Spanish literature--20th century--History and criticism.
Harvard subject headings:
Spanish literature--20th century--History and criticism
Spanish literature--20th century--Periodicals--History.
Spanish periodicals--20th century--Periodicals.
Princeton subject headings:
Literature, Experimental--Spain--History and criticism.
Spanish literature--20th century--History and criticism.
Spanish literature--20th century--Periodicals--History.