Cita APA (7th ed.)
Hallam, H. (1818). View of the state of Europe during the Middle ages.
Cita Chicago (17th ed.)
Hallam, Henry. View of the State of Europe During the Middle Ages. London, 1818.
Cita MLA (9th ed.)
Hallam, Henry. View of the State of Europe During the Middle Ages. 1818.
Atenció: Aquestes cites poden no estar 100% correctes.