Marcus Gräser,
"Axel R. Schäfer, American Progressives and German Social Reform, 1875-1920. Social Ethics, Moral Control, and the Regulatory State in a Transatlantic Context, Stuttgart 2000"
, in Historische Zeitschrift, Vol. 274, Seite(n) 236f., 2002
Original Titel:
Axel R. Schäfer, American Progressives and German Social Reform, 1875-1920. Social Ethics, Moral Control, and the Regulatory State in a Transatlantic Context, Stuttgart 2000