Columbia subject headings:
Harvard subject headings:
Apartment houses--Spain--Barcelona.
Barcelona (Spain)--Buildings, structures, etc.
Gaudí, Antoni, 1852-1926
Gaudí, Antoni, 1852-1926--Criticism and interpretation.
Pedrera (Barcelona, Spain)
Princeton subject headings:
Barcelona (Spain)--Buildings, structures, etc.
Gaudí, Antoni, 1852-1926.
Pedrera (Barcelona, Spain)