APA-Zitierstil (7. Ausg.)

De Wulf, M. (1969). Philosophy and civilization in the Middle Ages (1. Greenwood repr.). Greenwood Press.

Chicago-Zitierstil (17. Ausg.)

De Wulf, Maurice. Philosophy and Civilization in the Middle Ages. 1. Greenwood repr. New York: Greenwood Press, 1969.

MLA-Zitierstil (8. Ausg.)

De Wulf, Maurice. Philosophy and Civilization in the Middle Ages. 1. Greenwood repr. Greenwood Press, 1969.