Columbia subject headings:
Maternity leave--Law and legislation--United States.
Parental leave--Law and legislation--United States.
Sick leave--Law and legislation--United States.
Harvard subject headings:
Maternity leave--Law and legislation--United States
Parental leave--Law and legislation--United States.
Sick leave--Law and legislation--United States.
United States. Family and Medical Leave Act of 1993.
Princeton subject headings: