Columbia subject headings:
Camus, Albert, 1913-1960.
Humanism--History--20th century.
Sartre, Jean-Paul, 1905-1980.
Harvard subject headings:
Camus, Albert, 1913-1960
Humanism--History--20th century.
Sartre, Jean-Paul, 1905-1980
Princeton subject headings:
Camus, Albert, 1913-1960.
Humanism--History--20th century.
Sartre, Jean-Paul, 1905-1980.