Cita APA (7th ed.)

Hayes, C. J. H., & Clark, F. F. (1983). Medieval and early modern times: The age of Justinian to the eighteenth century. Macmillan.

Cita Chicago (17th ed.)

Hayes, Carlton Joseph Huntley, i Frederick F. Clark. Medieval and Early Modern Times: The Age of Justinian to the Eighteenth Century. New York: Macmillan, 1983.

Cita MLA (9th ed.)

Hayes, Carlton Joseph Huntley, i Frederick F. Clark. Medieval and Early Modern Times: The Age of Justinian to the Eighteenth Century. Macmillan, 1983.