Columbia subject headings:
Harvard subject headings:
Culture--Psychological aspects
Ethnology--Congo (Democratic Republic)
Occultism--Congo (Democratic Republic)
Witchcraft--Congo (Democratic Republic)
Yaka (African people)--Congo (Democratic Republic)--Rites and ceremonies.
Princeton subject headings:
Congo (Democratic Republic)--Social life and customs--20th century.
Ethnology--Congo (Democratic Republic)