Bobrick, Benson Iván el terrible / Benson Bobrick - México : Roca, 1990 - 412 p. :il. ISBN: 84-270-17-1438-4 Subjects--Personal Names: IVAN IV, EL TERRIBLE, 1530-1584 Subjects--Geographic Terms: RUSIA--HISTORIA--IVAN IV, 1533-1584 Dewey Class. No.: 923.147 B663i