APA (7th ed.) Citation

Hallam, H. (1818). View of the state of Europe during the middle ages. J. Murray.

Chicago Style (17th ed.) Citation

Hallam, Henry. View of the State of Europe During the Middle Ages. London: J. Murray, 1818.

MLA (9th ed.) Citation

Hallam, Henry. View of the State of Europe During the Middle Ages. J. Murray, 1818.