A confronto col Vangelo / Louis Evely. - Evely, Louis. (OLS)http://pul/name/40856 (Cittadella, 1969)

Der Kulturkampf in Deutschland : 1871-1890 / Erich Schmidt-Volkmar. - Schmidt-Volkmar, Erich. (OLS)http://pul/name/35529 (Musterschmidt, 1962)
Include indici.
Bibliografia: p. 366-373.