Columbia subject headings:
Outer space--Social aspects--Congresses.
Space (Architecture) in art--Congresses.
Space (Architecture)--Congresses.
Space and time--Congresses.
Space and time--Psychological aspects--Congresses.
Space in economics--Congresses.
Space--Congresses.
Harvard subject headings:
Space (Architecture) in art--Congresses.
Space (Architecture)--Congresses
Space and time--Congresses.
Space and time--Psychological aspects--Congresses.
Space in economics--Congresses
Space--Congresses.
Space--Social aspects--Congresses.
Princeton subject headings:
Space (Architecture) in art--Congresses.
Space (Architecture)--Congresses.
Space and time--Congresses.
Space and time--Psychological aspects--Congresses.
Space in economics--Congresses.
Space--Congresses.
Space--Social aspects--Congresses.