Columbia subject headings:
Spending tax--United States.
Value-added tax--Law and legislation--United States.
Value-added tax--United States.
Harvard subject headings:
Spendings tax--United States.
Value-added tax--Law and legislation--United States.
Value-added tax--United States.
Princeton subject headings:
Spending tax--United States.
Value-added tax--Law and legislation--United States.
Value-added tax--United States.