Columbia subject headings:
Cross-cultural studies--Congresses.
North America--Study and teaching--Congresses.
United States--Study and teaching--Congresses.
Harvard subject headings:
Cross-cultural studies--Congresses.
North America--Study and teaching--Congresses.
United States--Study and teaching--Congresses.
Princeton subject headings:
Cross-cultural studies--Congresses.
North America--Study and teaching--Congresses.
United States--Study and teaching--Congresses.