Columbia subject headings:
Architecture, Baroque--Argentina--Buenos Aires.
Architecture, Colonial--Argentina--Buenos Aires.
Architecture, Rococo--Argentina--Buenos Aires.
Architecture--Argentina--Buenos Aires.
Buenos Aires (Argentina)--Buildings, structures, etc.
Buildings--Argentina--Buenos Aires.
Harvard subject headings:
Princeton subject headings:
Architecture, Baroque--Argentina--Buenos Aires.
Architecture, Colonial--Argentina--Buenos Aires.
Architecture, Rococo--Argentina--Buenos Aires.
Architecture--Argentina--Buenos Aires.
Buenos Aires (Argentina)--Buildings.