APA (7th ed.) Citation

Duckett, E. S. (1961). The gateway to the Middle Ages. University of Michigan Press.

Chicago Style (17th ed.) Citation

Duckett, Eleanor Shipley. The Gateway to the Middle Ages. [Ann Arbor]: University of Michigan Press, 1961.

MLA (8th ed.) Citation

Duckett, Eleanor Shipley. The Gateway to the Middle Ages. University of Michigan Press, 1961.

Warning: These citations may not always be 100% accurate.