APA-referens (7:e uppl.)

Haskins, C. H. (1955). The Renaissance of the twelfth century. World Pub.

Chicago-referens (17:e uppl.)

Haskins, Charles Homer. The Renaissance of the Twelfth Century. Cleveland: World Pub, 1955.

MLA-referens (9:e uppl.)

Haskins, Charles Homer. The Renaissance of the Twelfth Century. World Pub, 1955.