Columbia subject headings:
Art nouveau (Architecture)--Spain.
Gaudí, Antoni, 1852-1926.
Harvard subject headings:
Art nouveau (Architecture)--Spain.
Bayerische Akademie der Schönen Künste. Reihe--14.
Decoration and ornament--Art nouveau
Gaudí, Antoni, 1852-1926
Princeton subject headings:
Art nouveau (Architecture)--Spain.
Gaudí, Antoni, 1852-1926.