Columbia subject headings:
Gardens--Design--Congresses.
Gardens--Design.
Landscape architecture--Congresses.
Landscape architecture.
Landscape design--Congresses.
Landscape design.
Motion in architecture.
Harvard subject headings:
Gardens--Design--Congresses.
Landscape architecture--Congresses
Landscape design--Congresses.
Motion in architecture--Congresses.
Princeton subject headings:
Gardens--Design--Congresses.
Landscape architecture--Congresses.
Landscape design--Congresses.
Motion in architecture--Congresses.