Columbia subject headings:
Middle-aged persons--Employment--United States.
Middle-aged persons--United States--Attitudes.
Older people--Employment--United States.
Older people--United States--Attitudes.
Retirement--United States--Planning.
Harvard subject headings:
Middle-aged persons--Employment--United States.
Middle-aged persons--United States--Attitudes.
Older people--Employment--United States.
Older people--United States--Attitudes
Retirement--United States--Planning
Princeton subject headings:
Middle-aged persons--Employment--United States.
Middle-aged persons--United States--Attitudes.
Older people--Employment--United States.
Older people--United States--Attitudes.
Retirement--United States--Planning.