Columbia subject headings:
Labor productivity--Congresses.
Labor productivity--United States--Congresses.
Personnel management--Congresses.
Personnel management--United States--Congresses.
Harvard subject headings:
Labor productivity--Congresses.
Labor productivity--United States--Congresses.
Labor productivity--United States.
Personnel management--Congresses
Personnel management--United States
Personnel management--United States--Congresses.
Princeton subject headings:
Labor productivity--Congresses.
Labor productivity--United States--Congresses.
Personnel management--Congresses.
Personnel management--United States--Congresses.