Columbia subject headings:
Congo (Democratic Republic)--Ethnic relations.
Congo (Democratic Republic)--Politics and government--1960-1997.
Ethnicity--Congo (Democratic Republic)
Tribes--Congo (Democratic Republic)
Harvard subject headings:
Congo (Democratic Republic)--Ethnic relations.
Congo (Democratic Republic)--Politics and government--1960-
Ethnicity--Congo (Democratic Republic)
Princeton subject headings:
Congo (Democratic Republic)--Ethnic relations.
Congo (Democratic Republic)--Politics and government--1960-1997.
Ethnicity--Congo (Democratic Republic).