Columbia subject headings:
Communism--France--History--20th century.
Communism--History.
France--Politics and government--20th century.
Parti communiste français--History.
Harvard subject headings:
Communism--France--History--20th century
Communism--History--20th century
France--Politics and government--20th century.
Parti communiste français--History.
Princeton subject headings:
Communism--France--History--20th century.
Communism--History--20th century.
France--Politics and government--20th century.
Parti communiste français--History.