Ahmad, Abdul Basit. <br/><br/>
'Umar bin al-Khattab :  the second caliph of Islam / 
by Abdul Basit Ahmad ; edited by, Aqeel Walker, Muhammad Ayub Sapra. 
 - 2nd ed. 
 - Riyadh :  Darussalam,  2004. 
 - 48 p. ;  21 cm. 
 - The golden series of the Prophet's companions. .
<br/><br/><label>ISBN: </label>9960861082 (pbk.)   EGP5.94 
<br/><br/><label>Subjects--Personal Names: </label><br/>'Umar ibn al-Khattab,  Caliph,   d.644.