Columbia subject headings:
Flextime.
Hours of labor.
Part-time employment.
Self-employed.
Temporary employment.
Workweek.
Harvard subject headings:
Flextime
Hours of labor
Part-time employment.
Self-employed
Temporary employment
Workweek.
Princeton subject headings:
Flextime.
Hours of labor.
Part-time employment.
Self-employed.
Temporary employment.
Workweek.