Columbia subject headings:
Children of working parents--United States.
Employer-supported day care--United States.
Industrial productivity--United States.
Work and family--United States.
Harvard subject headings:
Children of working parents--United States
Employer-supported day care--United States
Industrial productivity--United States.
Work and family--United States
Princeton subject headings:
Children of working parents--United States.
Employer-supported day care--United States.
Industrial productivity--United States.
Work and family--United States.