Zulkifly Yusof <br/><br/>
Sejarah khalifah Rasulullah / 
Zulkifly Yusof, Ulin Nuha Muhammad 
 - Batu Caves, Selangor :  PTS Islamika ,  2009 
 - 136 p. ;  23 cm. 
<br/><br/>Includes bibliographical references 
<br/><br/><label>ISBN: </label>9789675137075 
<br/><br/><label>Subjects--Personal Names: </label><br/>Umar ibn al-Khattab, Caliph, d. 644--Biography--Biography<br/>Abu Bakr, Calliph, d. 634--Biography<br/>Uthman ibn Affan, Caliph, d. 656--Biography<br/>Ali ibn Abi Talib, Caliph, d. 600(ca.)-661--Biography<br/>Muhammad, Prophet,  d. 632 --Companions--Biography