Franklin, Simon.
Writing, society and culture in early Rus, c. 950-1300 /
Simon Franklin 
. - Cambridge : Cambridge University Press,  2002 
. - xv, 325 p.  ill., map.  24 cm. 
<br/>К.: Бібліогр. : c. 280-308, Index 
<br/><label>  ISBN: </label>0 521 81381 6