Columbia subject headings:
Family life surveys--United States.
Home economics--Social aspects--United States.
Time management surveys--United States.
Harvard subject headings:
Families--Time management--United States.
Family life surveys--United States.
Home economics--Social aspects--United States.
Time management surveys--United States.
Princeton subject headings:
Family life surveys--United States.
Home economics--Social aspects--United States.
Time management surveys--United States.