Columbia subject headings:
Harvard subject headings:
Liability (Law)--United States.
Nonprofit organizations--Law and legislation--United States
Tort liability of charitable organizations--United States.
Volunteers' liability--United States.
Volunteers--Legal status, laws, etc.--United States.
Princeton subject headings:
Liability (Law)--United States.
Nonprofit organizations--Law and legislation--United States.
Tort liability of charitable organizations--United States.
Volunteers' liability--United States.
Volunteers--Legal status, laws, etc.--United States.