Citazione Stile APA (7a Edizione)
Schaff, P., & Schaff, D. S. (1910). History of the christian church: The middle ages from Boniface VIII, 1294, to the protestant reformation, 1517. WM. B. Eerdmans.
Citazione stile Chigago Style (17a edizione)
Schaff, Philip, e David S. Schaff. History of the Christian Church: The Middle Ages from Boniface VIII, 1294, to the Protestant Reformation, 1517. Grand Rapids: WM. B. Eerdmans, 1910.
Citatione MLA (9a ed.)
Schaff, Philip, e David S. Schaff. History of the Christian Church: The Middle Ages from Boniface VIII, 1294, to the Protestant Reformation, 1517. WM. B. Eerdmans, 1910.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.