Columbia subject headings:
Multiculturalism--United States--Congresses.
Politics and culture--United States--Congresses.
United States--Civilization--1970---Congresses.
United States--Politics and government--20th century--Congresses.
Harvard subject headings:
Multiculturalism--United States--Congresses.
Politics and culture--United States--Congresses.
United States--Civilization--1970---Congresses.
United States--Politics and government--20th century--Congresses.
Princeton subject headings:
Cultural pluralism--United States--Congresses.
Multiculturalism--United States--Congresses.
National characteristics, American--Congresses.
Politics and culture--United States--Congresses.
United States--Civilization--1970---Congresses.