Columbia subject headings:
Local government--Great Britain--Congresses.
Local government--Sweden--Congresses.
Local government--United States--Congresses.
Harvard subject headings:
Local government--Great Britain--Congresses.
Local government--Sweden--Congresses.
Local government--United States--Congresses.
Princeton subject headings:
Local government--Great Britain--Congresses.
Local government--Sweden--Congresses.
Local government--United States--Congresses.