Columbia subject headings:
Culture--Congresses.
Language and culture--Congresses.
Semiotics--Congresses.
Signs and symbols--Congresses.
Harvard subject headings:
Culture--Congresses.
Social change--Congresses
Social values--Congresses
Princeton subject headings:
Culture--Congresses.
Language and culture--Congresses.
Semiotics--Congresses.
Signs and symbols--Congresses.