Columbia subject headings:
Harvard subject headings:
Historical geography--Congresses.
Québec (Province)--Historical geography--Congresses.
Princeton subject headings:
Civilization, Western--Congresses.
Culture--Social aspects--Congresses. bib.
Historical geography--Congresses.
Human geography--Congresses.
Human geography--Québec (Province)--Congresses.
Human territoriality--Congresses.
Space and time--Social aspects--Congresses.