Empires besieged :  AD 200-600 / 
by the editors of Time-Life Books. 
 - Amsterdam :  Time-Life Books,  1988. 
 - 176p. 
 - Time-Life history of the world .
<br/><br/><label>ISBN: </label>0705409740 
<br/><br/><label>LC Class. No.: </label>D21 
<br/><br/><label>Dewey Class. No.: </label>909