Social and political thought in Byzantium : from Justinian I to the last Palaeologus / Ernest Barker. Barker, Ernest, Sir, 1874-1960, ed. and tr. Constitutional history Byzantine Empire Sources. Social sciences Byzantine Empire History Sources. JC93 .B3 320.1 BAS Oxford : Clarendon Press, 1957. 1957. 1957 Text xvi, 239 p. ; eng Byzantine Empire Byzantine Empire