Grey, Ian 1918-.
Ivan III and the unification of Russia: a study of the chief architect of Russian unity and the momentous beginnings of the Russian colossus /
Ian Grey 
. - New York : Collier Books,  1967 
. - viii, 182 p.  map.  18 cm. 
<br/>К.: Бібліогр. : c. 175-176, Index 
<br/><br/><label>Subjects--Personal Names: </label><br/>Ivan III  Grand Duke of Russia  1440-1505