APA (7th ed.) Citation

Calkins, R. G. (1983). Illuminated books of the Middle Ages. Cornell University Press.

Chicago Style (17th ed.) Citation

Calkins, Robert G. Illuminated Books of the Middle Ages. Ithaca, N.Y.: Cornell University Press, 1983.

MLA (9th ed.) Citation

Calkins, Robert G. Illuminated Books of the Middle Ages. Cornell University Press, 1983.