Abdul Hadi Awang,  Dato' Seri Haji,  1947- <br/><br/>
Fiqh siyasah Khulafa ar-Rasyidin :  Amirul mukminin Umar ibn Alkhatab r.a / 
Tuan Guru Haji Abdul Hadi Awang 
 - Marang, Terengganu :  MDQ Enterprise,  2013 
 - 259 pages ;  23 cm. 
<br/><br/><label>ISBN: </label> RM17.00 
<br/><br/><label>Subjects--Personal Names: </label><br/>'Umar ibn al-Khattab, Caliph,  d. 644 <br/>Umar ibn al-Khattab, d. 644 --Contributions in politics
<br/><br/><label>Subjects--Topical Terms: </label><br/>Constitutional law (Islamic law)