The Cambridge history of Iran.  Vol. 3,  The Seleucid, Parthian and Sasanian periods / 
edited by Ehsan Yarshater. 
 - Cambridge :  Cambridge University Press,  1984. 
 - 2 v. 
<br/><br/><label>ISBN: </label>0521246997 
<br/><br/><label>Subjects--Geographic Terms: </label><br/>Iran--History.