Columbia subject headings:
Gaudí, Antoni, 1852-1926--Criticism and interpretation.
Harvard subject headings:
Gaudí, Antoni, 1852-1926--Criticism and interpretation.
Princeton subject headings:
Architecture, Modern--Spain--History.
Architecture--Spain--19th century.
Architecture--Spain--History--20th century.
Gaudí, Antoni, 1852-1926--Criticism and interpretation.