Tonsor, Stephen J (1959). «Lord Acton on Dollinger's Historical Theology». Journal of the History of Ideas20 (3): 329-352. JSTOR2708113. doi:10.2307/2708113.
Tonsor, Stephen J (1959). «Lord Acton on Dollinger's Historical Theology». Journal of the History of Ideas20 (3): 329-352. JSTOR2708113. doi:10.2307/2708113.