Columbia subject headings:
Marx, Karl, 1818-1883.
Shaw, Bernard, 1856-1950--Political and social views.
Harvard subject headings:
Marx, Karl, 1818-1883
Marx, Karl, 1818-1883--Influence.
Shaw, Bernard, 1856-1950--Political and social views.
Shaw, Bernard, 1856-1950.
Socialism and literature--Great Britain--History--20th century.
Princeton subject headings:
Marx, Karl, 1818-1883--Influence.
Shaw, Bernard, 1856-1950--Political and social views.
Socialism and literature--Great Britain--History--20th century.