Cita APA (7a ed.)

Bryce, J. (1896). The Holy Roman Empire. Macmillan & Co.

Cita Chicago Style (17a ed.)

Bryce, James. The Holy Roman Empire. London ; New York: Macmillan & Co, 1896.

Cita MLA (9a ed.)

Bryce, James. The Holy Roman Empire. Macmillan & Co, 1896.