APA-referens (7:e uppl.)

Goff, J. l. (1964). Medieval civilization 400-1500. Basic blackwell.

Chicago-referens (17:e uppl.)

Goff, Jacques le. Medieval Civilization 400-1500. New York: Basic blackwell, 1964.

MLA-referens (9:e uppl.)

Goff, Jacques le. Medieval Civilization 400-1500. Basic blackwell, 1964.