Columbia subject headings:
Spanish drama--20th century--History and criticism.
Theater and state--Spain--History--20th century.
Theater--Censorship--Spain--History--20th century.
Harvard subject headings:
Spanish drama--20th century--History and criticism.
Theater and state--Spain--History--20th century.
Theater--Censorship--Spain--History--20th century.
Princeton subject headings:
Spanish drama--20th century--History and criticism.
Theater and state--Spain--History--20th century.
Theater--Censorship--Spain--History--20th century.