Columbia subject headings:
France--Politics and government--20th century.
Social movements--France--History--20th century.
Socialism--France--20th century.
Harvard subject headings:
France--Politics and government--20th century.
New Left.
Social movements--France--History--20th century.
Socialism--France--20th century.
Socialism--France--History--20th century
Princeton subject headings:
Communism--France.
France--Politics and government--20th century.
Socialism--France.