Columbia subject headings:
Burundi--Economic conditions.
Burundi--Economic policy.
Burundi--History.
Burundi--Politics and government.
Harvard subject headings:
Burundi--Economic conditions--19th century.
Burundi--Economic conditions--20th century.
Burundi--Economic conditions.
Burundi--Economic policy.
Burundi--History.
Burundi--Politics and government--19th century.
Burundi--Politics and government--20th century.
Burundi--Politics and government.
Feudalism--Burundi.
Princeton subject headings:
Burundi--Economic conditions--19th century.
Burundi--Economic conditions--20th century.
Burundi--Politics and government--19th century.
Burundi--Politics and government--20th century.
Feudalism--Burundi.