Columbia subject headings:
Harvard subject headings:
Belgium. Ministère des affaires africaines--Archives--Catalogs.
Burundi--History--Sources--Bibliography--Catalogs.
Congo (Democratic Republic)--History--Sources--Bibliography--Catalogs.
Rwanda--History--Sources--Bibliography--Catalogs.
Princeton subject headings:
Belgium. Ministère des affaires africaines--Archives--Catalogs.
Burundi--History--Sources--Bibliography--Catalogs.
Congo (Democratic Republic)--History--Sources--Bibliography--Catalogs.
Rwanda--History--Sources--Bibliography--Catalogs.