Barford, P. M..
The early Slavs: culture and society in early medieval Eastern Europe /
P.M. Barford 
. - Ithaca : New York : Cornell University Press,  2001 
. - xvi, 416 p.  ill., map., tab.  24 cm. 
<br/>К.: Бібліогр. : c. 320-323, Index 
<br/><label>  ISBN: </label>0-8014-3977-9