Empires besieged :  time frame AD 200-600 / 
by the editors of Time-Life Books 
 - Amsterdam :  Time-Life Books,  1988 
 - 176 p. :  ill. ;  28 cm. 
<br/><br/>Bibliography : p. 170-172 
<br/><br/><label>ISBN: </label>0705409740 
<br/><br/><label>Subjects--Topical Terms: </label><br/>History, Ancient