Columbia subject headings:
African Americans--Economic conditions.
African Americans--Social conditions.
United States--Race relations.
Wilson, William J., 1935- Declining significance of race.
Harvard subject headings:
African Americans--Economic conditions
African Americans--Social conditions
African Americans--Social conditions--1975-
Racism--United States
Social classes--United States
United States--Race relations
United States--Social conditions--1960-1980
Princeton subject headings:
African Americans--Socioeconomic status.
United States--Race relations.