هيكل، محمد حسين،     1956-1888  <br/><br/>
الفاروق عمر /  
  al-faruq 'Umar  
محمد حسين هيكل 
 - 9th ed. 
 - Al-Qaherah :  Dar al-Ma.arif,  [1990.] 
 - 2 v. in 1 bk. :  Maps. ;  24 sm. 
<br/><br/> Accompanied by: al-Dawlah al-Islamiyah fi 'ahd 'Umar, (1 folded map, 41 x 43 cm.). 
<br/><br/>Includes bibliographical references (s.367-368) and index. 
<br/><br/><label>ISBN: </label>9770230928 (pbk.) 
<br/><br/><label>Subjects--Personal Names: </label><br/>'Umar ibn al-Khattab,   Caliph,    d. 644 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Caliphs -- Biography