Columbia subject headings:
Families--United States.
Flextime--United States.
Hours of labor--United States.
Married people--Employment--Social aspects--United States.
Social surveys--United States.
Harvard subject headings:
Flextime--United States
Hours of labor--United States
Married people--Employment--Social aspects--United States.
Social surveys--United States.
Work and family--United States
Princeton subject headings:
Families--United States.
Flextime--United States.
Hours of labor--United States.
Married people--Employment--Social aspects--United States.
Social surveys--United States.