Columbia subject headings:
Architecture--Germany--Berlin--Guidebooks.
Architecture--Germany--Berlin--History--20th century--Designs and plans.
Architecture--Germany--Berlin--History--20th century--Guidebooks.
Buildings--Germany--Berlin--Guidebooks.
Harvard subject headings:
Architecture, Modern--20th century--Germany--Berlin.
Architecture--Germany--Berlin--History--Designs and plans.
Architecture--Germany--Berlin--History--Guidebooks.
Berlin (Germany)--Buildings, structures, etc.--Guidebooks.
Princeton subject headings:
Architecture, Modern--20th century--Germany--Berlin--Guidebooks.
Architecture--Germany--Berlin--Guidebooks.
Berlin (Germany)--Buildings, structures, etc.--Guidebooks.
Guidebooks.