APA-viite (7. p.)

Bumke, J. (1982). The concept of knighthood in the Middle Ages. AMS Press.

Chicago-viite (17. p.)

Bumke, Joachim. The Concept of Knighthood in the Middle Ages. New York: AMS Press, 1982.

MLA-viite (8. p.)

Bumke, Joachim. The Concept of Knighthood in the Middle Ages. AMS Press, 1982.