Columbia subject headings:
Architecture, Modern--20th century--Exhibitions.
Architecture, Modern--21st century--Exhibitions.
Art, Modern--20th century--Exhibitions.
Art, Modern--21st century--Exhibitions.
Harvard subject headings:
Architectural design--Austria--Exhibitions.
Architectural firms--Austria--Exhibitions.
Architectural practice, International.
Architecture--Europe--21st century--Exhibitions.
Princeton subject headings: