Barker, E. (1957). Social and political thought in byzantium: From Justininan I to the last palaeologus. Oxford at the Clarendon Press.
Citace podle 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.
Citace podle MLA (9th ed.)Barker, Ernest. Social and Political Thought in Byzantium: From Justininan I to the Last Palaeologus. Oxford at the Clarendon Press, 1957.
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