Columbia subject headings:
Campaign funds--Law and legislation--United States--States.
Campaign funds--United States--States.
Harvard subject headings:
Campaign funds--Government policy--United States.
Campaign funds--Law and legislation--United States
Princeton subject headings:
Campaign funds--Law and legislation--United States--States--Case studies.
Case studies.
Election law--United States--States--Case studies.
Lobbying--United States--States--Case studies.
Political campaigns--United States--States--Case Studies.
Pressure groups--United States--States--Case studies.