Columbia subject headings:
Apportionment (Election law)--United States--States.
Constitutional amendments--United States.
Constitutional conventions--United States.
Harvard subject headings:
Apportionment (Election law)--United States--States.
Constitutional amendments--United States
Constitutional conventions--United States.
Princeton subject headings:
Apportionment (Election law)--United States--States.
Constitutional amendments--United States.
Constitutional conventions--United States.