Columbia subject headings:
Economic assistance, Domestic--United States--Statistics--Periodicals.
Labor supply--United States--Statistics--Periodicals.
Manpower policy--United States--Statistics--Periodicals.
Unemployed--United States--Statistics--Periodicals.
Harvard subject headings:
Princeton subject headings:
Economic assistance, Domestic--Statistics--Periodicals.
Labor supply--Statistics--Periodicals.
Manpower policy--Statistics--Periodicals.
Periodicals.
Unemployed--Statistics--Periodicals.