Columbia subject headings:
Income tax--United States.
Inheritance and transfer tax--United States.
Married people--Taxation--United States.
Taxation--United States.
Harvard subject headings:
Income tax--United States.
Inheritance and transfer tax--United States.
Married people--Taxation--United States.
Taxation--United States
Princeton subject headings:
Income tax--United States.
Inheritance and transfer tax--United States.
Married people--Taxation--United States.
Taxation--United States.