Columbia subject headings:
Harvard subject headings:
Africa--Politics and government--1960---Bio-bibliography--Dictionaries--German.
Africans--Dictionaries--20th century--Biography.
Africans--Dictionaries--21st century--Biography.
Statesmen--Africa--Biography--Dictionaries--German.
Princeton subject headings:
Africans--20th century--Biography.
Africans--21st century--Biography.