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Published online by Cambridge University Press: 09 December 2010
1 Holstein to Bernhard von Bülow, Berlin, 30 July 1900, The Holstein Papers, Memoirs, Diaries and Correspondence, ed. Rich, Norman and Fisher, M. H. (Cambridge, 1955-1963), IV, no. 736, p. 190Google Scholar.
2 Michels, Robert, Zur Soziologie des Parteiwesens in der modernen Demokratie (Leipzig, 1911).Google Scholar