Columbia subject headings:
Ethnicity--United States--Congresses.
Minorities--Legal status, laws, etc.--United States--Congresses.
Sociological jurisprudence--Congresses.
Harvard subject headings:
Ethnicity--United States--Congresses.
Minorities--Legal status, laws, etc.--United States--Congresses.
Sociological jurisprudence--Congresses.
Princeton subject headings:
Ethnicity--United States--Congresses.
Minorities--Legal status, laws, etc.--United States--Congresses.
Sociological jurisprudence--Congresses.