Columbia subject headings:
Housing--United States--Statistics.
Older people--Dwellings--United States.
People with disabilities--Housing--United States.
Harvard subject headings:
Housing--United States
Older people--Dwellings--Law and legislation--United States.
People with disabilities--Housing--United States
United States. Housing Act of 1959.
Princeton subject headings:
Housing--United States.
Older people--Housing--United States.
People with disabilities--Housing--United States.