Columbia subject headings:
Cultural pluralism--Congresses.
Language and culture--Congresses.
Multiculturalism--Congresses.
Multilingualism--Congresses.
Harvard subject headings:
Cultural pluralism
Language policy.
Multilingualism.
Princeton subject headings:
Cultural pluralism--Congresses.
Language and culture--Congresses.
Multiculturalism--Congresses.
Multilingualism--Congresses.