Max Weber and Karl Marx - Löwith, Karl 1897-1973 (Routledge, 1993)
Translation of: Max Weber und Karl Marx, originally published in Archiv für Sozialwissenschaft und Sozialpolitik, v. 67, 1932, and reprinted, slightly revised, in the author's: Gesammelte Abhandlungen, 1960
Includes bibliography and index