Columbia subject headings:
Harvard subject headings:
Assimilation (Sociology)--Congresses.
Cities and towns--Great Britain
Cities and towns--United States.
Discrimination in housing--Great Britain--Congresses.
Discrimination in housing--United States--Congresses.
Great Britain--Ethnic relations--Congresses.
Great Britain--Ethnic relations.
Segregation--Great Britain.
Segregation--United States
United States--Ethnic relations--Congresses.
United States--Ethnic relations.
Princeton subject headings:
Ethnic groups.
Segregation.
Sociology, Urban.