Columbia subject headings:
Public institutions--Commonwealth countries--Congresses.
Social institutions--Commonwealth countries--Congresses.
Harvard subject headings:
Commonwealth countries--Congresses.
Commonwealth countries--Politics and government--Congresses.
Commonwealth of Nations--Congresses.
Commonwealth of Nations--Politics and government--Congresses.
Professions--Commonwealth countries--Congresses.
Princeton subject headings:
Commonwealth countries--Congresses.
Commonwealth countries--Politics and government--Congresses.
Professions--Commonwealth countries--Congresses.