Marx and Mill : two views of social conflict and social harmony / Graeme Duncan. Duncan, Graeme Campbell. Marx, Karl, 1818-1883. Mill, John Stuart, 1806-1873. Social conflict. HX542 .D83 335.4 DUM Includes index. Bibliography: pages 375-379. London : Cambridge University Press, 1973. 1973. 1973 Text ix, 386 pages ; http://www.loc.gov/catdir/enhancements/fy0909/73080472-d.html http://www.loc.gov/catdir/enhancements/fy0909/73080472-t.html eng