Columbia subject headings:
Bello, Ahmadu, Sir, 1910-1966.
Nigeria--Politics and government--To 1960.
Harvard subject headings:
Bello, Ahmadu, Sir, 1910-1966.
Nigeria--Politics and government--To 1960.
Nigeria--Politics and government.
Princeton subject headings:
Bello, Ahmadu, Sir, 1910-1966.
Nigeria--Politics and government--To 1960.