Columbia subject headings:
Harvard subject headings:
Architecture, Modern--20th century--Catalogs
Architecture, Modern--20th century--Germany--Catalogs.
Architecture, Modern--21st century
Architecture, Modern--Germany--20th century.
Deutsches Architekturmuseum.
Princeton subject headings:
Architecture, Modern--20th century--Catalogs.
Architecture, Modern--20th century--Germany--Catalogs.
Catalogs.
Deutsches Architekturmuseum.