Columbia subject headings:
Taxation--Law and legislation--United States--Cases.
Harvard subject headings:
Tax administration and procedure--United States--Periodicals.
Taxation--Law and legislation--United States--Cases
Taxation--Law and legislation--United States--Periodicals
Princeton subject headings:
Periodicals.
Tax administration and procedure--United States--Periodicals.
Taxation--Law and legislation--United States--Cases.
Taxation--Law and legislation--United States--Periodicals.