Columbia subject headings:
Ethnic groups--Statistics.
Ethnology--United States--States--Statistics.
United States--Census, 1990.
United States--Genealogy.
United States--Population--Statistics.
Harvard subject headings:
Ethnic groups--Statistics.
Ethnology--United States--States--Statistics.
United States--Census, 1990.
United States--Genealogy--Statistics.
United States--Population--Statistics.
Princeton subject headings:
Ethnic groups--Statistics.
Ethnology--United States--States--Statistics.
Statistics.
United States--Census, 1990.
United States--Genealogy.
United States--Population--Statistics.