Columbia subject headings:
Harvard subject headings:
French language--Congresses.
French language--Social aspects--Congresses.
Multilingualism--Colonies--France--Africa--Congresses.
Multilingualism--Colonies--France--Arab countries--Congresses.
Multilingualism--Congresses.
Multilingualism--France--Congresses.
Multilingualism--French-speaking countries--Congresses.
Sociolinguistics--Colonies--France--Africa--Congresses.
Sociolinguistics--Colonies--France--Arab countries--Congresses.
Sociolinguistics--Congresses.
Sociolinguistics--France--Congresses.
Princeton subject headings:
Multilingualism--France--Colonies--Africa--Congresses.
Multilingualism--France--Colonies--Arab countries--Congresses.
Multilingualism--France--Congresses.
Sociolinguistics--France--Colonies--Africa--Congresses.
Sociolinguistics--France--Colonies--Arab countries--Congresses.
Sociolinguistics--France--Congresses.