Columbia subject headings:
Names, Ethnological--Africa--Congresses.
Names, Geographical--Africa--Congresses.
Harvard subject headings:
Africa--Languages--Etymology--Names--Congresses.
Names, Ethnological--Africa--Congresses.
Names, Geographical--Africa--Congresses.
Toponymy
Princeton subject headings:
African languages--Etymology--Congresses.
Names, Ethnological--Africa--Congresses.
Names, Geographical--Africa--Congresses.