The expansion of the early Islamic state / 
edited by Fred M. Donner. 
 - Aldershot [England] :  Ashgate/Variorum,  2008 
 - xlii, 343 p. :  ill., maps ;  25 cm. 
 - The formation of the classical Islamic world ;    5 .
<br/><br/>Includes bibliographical references and index. 
<br/><br/><label>ISBN: </label>9780860787228 (hbk.) 
<br/><br/><label>Subjects--Geographic Terms: </label><br/>Islamic Empire -- History -- 622-661.