Columbia subject headings:
Hispanic Americans--Census, 1990.
United States--Census, 1990.
United States--Population--Statistics.
Harvard subject headings:
Hispanic Americans--Census, 1990.
United States--Census, 1990.
United States--Population--Statistics.
Princeton subject headings:
Hispanic Americans--Census, 1990.
Statistics.
United States--Census, 1990.
United States--Population--Statistics.