Ure, P. N. 1879-1950 Justinian and his age / P.N. Ure - Harmondsworth : Penguin Books, 1951. - 262 pages : illustrations ; 19 cm. - Pelican book ; A217. Subjects--Personal Names: Justinian, I Emperor of the East, 483?-565. Dewey Class. No.: 949.5010924