Columbia subject headings:
Harvard subject headings:
Architecture--Spain--Barcelona--History--20th century
Barcelona (Spain)--Buildings, structures, etc.
G.A.T.C.P.A.C. (Group)
Rationalism (Architecture)--Spain--Barcelona.
Princeton subject headings:
Architecture--Spain--Barcelona--History--20th century.
Barcelona (Spain)--Buildings, structures, etc.
G.A.T.C.P.A.C. (Group)
Rationalism (Architecture)--Spain--Barcelona.