Columbia subject headings:
Canada--Civilization--American influences.
Canada--Foreign relations--United States.
Nationalism--Canada.
United States--Foreign relations--Canada.
Harvard subject headings:
Canada--Civilization--American influences.
Canada--Relations--United States.
Nationalism--Canada
United States--Relations--Canada.
Princeton subject headings:
Canada--Civilization--American influences.
Canada--Relations--United States.
Nationalism--Canada.
United States--Relations--Canada.