Columbia subject headings:
Elections--Nigeria.
Nigeria--Ethnic relations--Political aspects.
Nigeria--Politics and government--1960-
Nigeria--Politics and government--1979-1983.
Yoruba (African people)--Political activity.
Harvard subject headings:
Elections--Nigeria--History.
Nigeria--Politics and government.
Princeton subject headings:
Elections--Nigeria.
Nigeria--Ethnic relations--Political aspects.
Nigeria--Politics and government--1960-
Nigeria--Politics and government--1979-.
Yoruba (African people)--Political activity.