Columbia subject headings:
Harvard subject headings:
Congo (Brazzaville)--Social life and customs.
Ethnology--Congo (Brazzaville)
Niari (Congo : Region)--Social life and customs.
Princeton subject headings:
Congo (Brazzaville)--Social life and customs.
Ethnology--Congo (Brazzaville)
Niari (Congo : Region)--Social life and customs.