Columbia subject headings:
Appellate courts--United States.
Constitutional law--United States--States.
District courts--United States.
Referendum--United States--States.
Harvard subject headings:
Appellate courts--United States.
Constitutional law--United States--States
District courts--United States.
Referendum--United States--States.
Princeton subject headings:
Appellate courts--United States.
District courts--United States.
Referendum--United States--States.
United States--Constitutional law, State.