Cita APA (7th ed.)

McKitterick, R. (2008). Charlemagne: The formation of a European identity. Cambridge Univ. Press.

Cita Chicago (17th ed.)

McKitterick, Rosamond. Charlemagne: The Formation of a European Identity. Cambridge [u.a.]: Cambridge Univ. Press, 2008.

Cita MLA (8th ed.)

McKitterick, Rosamond. Charlemagne: The Formation of a European Identity. Cambridge Univ. Press, 2008.