Columbia subject headings:
Afrikaans language--Social aspects--Congresses.
Afrikaners--Race identity--Congresses.
Dutch language--Social aspects--Congresses.
Dutch--Race identity--Congresses.
Netherlands--Relations--South Africa--Congresses.
South Africa--Relations--Netherlands--Congresses.
Harvard subject headings:
Afrikaans language--Political aspects--Congresses.
Afrikaans language--Social aspects--Congresses.
Dutch language--Political aspects--Congresses.
Dutch language--Social aspects--Congresses.
Princeton subject headings: