APA-Zitierstil (7. Ausg.)

Ullmann, W. (2003). A short history of the Papacy in the Middle Ages (2nd ed.). Routledge.

Chicago-Zitierstil (17. Ausg.)

Ullmann, Walter. A Short History of the Papacy in the Middle Ages. 2nd ed. London: Routledge, 2003.

MLA-Zitierstil (9. Ausg.)

Ullmann, Walter. A Short History of the Papacy in the Middle Ages. 2nd ed. Routledge, 2003.