Cita APA (7th ed.)

Barker, E. (1957). Social and political thought in byzantium: From Justininan I to the last palaeologus. Oxford at the Clarendon Press.

Cita Chicago (17th ed.)

Barker, Ernest. Social and Political Thought in Byzantium: From Justininan I to the Last Palaeologus. Londres: Oxford at the Clarendon Press, 1957.

Cita MLA (9th ed.)

Barker, Ernest. Social and Political Thought in Byzantium: From Justininan I to the Last Palaeologus. Oxford at the Clarendon Press, 1957.