Columbia subject headings:
Harvard subject headings:
Education and state--United States.
Human capital--United States
Labor policy--United States
Labor supply--United States
Manpower policy--United States
Quality of work life--United States
Skilled labor--Government policy--United States.
Princeton subject headings:
Human capital--United States--Evaluation.
Manpower policy--United States--Evaluation.
Occupational training--United States--Evaluation.
Working class--United States--1970-.