Columbia subject headings:
Art and state--Spain--20th century.
Art criticism--Spain--20th century.
Art, Abstract--Spain--20th century.
Harvard subject headings:
Art and state--Spain--20th century.
Art criticism--Spain--20th century.
Art, Abstract--Spain--20th century.
Princeton subject headings:
Art and state--Spain--20th century.
Art criticism--Spain--20th century.
Art, Abstract--Spain--20th century.