Columbia subject headings:
Communism--Africa.
Communism--Senegal.
Communism.
Harvard subject headings:
Africa--Politics and government--20th century.
Communism--Africa
Communism--Africa--History--20th century.
Communism--Senegal.
Communism.
Political science--Africa--History--20th century.
Socialism--Africa--History--20th century.
Princeton subject headings: