Columbia subject headings:
Community organization--Congresses.
Community organization--Research--Congresses.
Power (Social sciences)--Congresses.
Harvard subject headings:
Community organization--Congresses.
Community organization--Research--Congresses.
Power (Social sciences)--Congresses
Princeton subject headings:
Community organization--Congresses.
Community organization--Research--Congresses.
Power (Social sciences)--Congresses.