Cita APA (7th ed.)

BRYCE, J. V. (1968). The Holy Roman Empire. Macmillan.

Cita Chicago (17th ed.)

BRYCE, James Viscount. The Holy Roman Empire. London: Macmillan, 1968.

Cita MLA (9th ed.)

BRYCE, James Viscount. The Holy Roman Empire. Macmillan, 1968.