Columbia subject headings:
Cities and towns--Psychological aspects--Congresses.
Semiotics--Congresses.
Space (Architecture)--Congresses.
Symbolism in architecture--Congresses.
Harvard subject headings:
Cities and towns--Psychological aspects--Congresses.
Semiotics--Congresses.
Space (Architecture)--Congresses
Symbolism in architecture--Congresses.
Princeton subject headings: