Kurbskiĭ, Andreĭ Mikhaĭlovich kniaz,́ The correspondence between Prince A.M. Kurbsky and Tsar Ivan IV, of Russia, 1564-1579 edited with a translation and notes by J.L.I. Fennell. - Cambridge [Eng.] University Press 1963, c1955. - xi, 275 p. 23 cm. Bibliography: p. 266-267. Subjects--Geographic Terms: Soviet Union.--History--Ivan IV, 1533-1584.