Cita APA (7a ed.)

Carlyle, A. (1927). A History of Mediaeval Political Theory in the West: Vol I: The Second Century to the Ninth ((2a ed.).). Blachwood et Sons.

Cita Chicago Style (17a ed.)

Carlyle, A.J. A History of Mediaeval Political Theory in the West: Vol I: The Second Century to the Ninth. (2a ed.). Edinburgh London: Blachwood et Sons, 1927.

Cita MLA (9a ed.)

Carlyle, A.J. A History of Mediaeval Political Theory in the West: Vol I: The Second Century to the Ninth. (2a ed.). Blachwood et Sons, 1927.