Columbia subject headings:
Harvard subject headings:
Architecture and society--History--Congresses.
Architecture and state--History--Congresses.
Architecture--Political aspects--History--Congresses.
Gardens--Political aspects--Congresses.
Landscape architecture--Political aspects--Congresses.
Power (Social sciences) in art--Congresses.
Princeton subject headings:
Architecture and society--History--Congresses.
Architecture and state--History--Congresses.
Architecture--Political aspects--History--Congresses.
Gardens--Political aspects--Congresses.
Landscape architecture--Political aspects--Congresses.
Power (Social sciences) in art--Congresses.