Abbreviations MEGA K Marx, F. Engels, Historisch-kritische Gesamtausgabe Werke, Schriften Briefe, 13 vols. Completed, Frankfurt, Berlin and Moscow, 1927 ff. MESC K Marx, F. Engels, Selected Correspondence, Moscow, 1935 MESW K Marx, F. Engels, Selected Works, Moscow, 1935, 2 vols MEW K Marx, F. Engels, Werke, 4l vols Berlin, 1956 ff.Abbreviations MEGA K. Marx, F. Engels, Historisch-kritische Gesamtausgabe. Werke, Schriften, Briefe, 13 vols. Completed, Frankfurt, Berlin, and Moscow, 1927 ff. MESC K. Marx, F. Engels, Selected Correspondence, Moscow, 1935. MESW K. Marx, F. Engels, Selected Works, Moscow, 1935, 2 vols. MEW K. Marx, F. Engels, Werke, 41 vols, Berlin, 1956 ff