(2013). Umar Abdul Aziz: Bayangan Khalifah al-Rasyidin. Batu Caves, Selangor: PTS Litera Utama.
Chicago Style CitationUmar Abdul Aziz: Bayangan Khalifah Al-Rasyidin. Batu Caves, Selangor: PTS Litera Utama, 2013.
MLA CitationUmar Abdul Aziz: Bayangan Khalifah Al-Rasyidin. Batu Caves, Selangor: PTS Litera Utama, 2013.
Warning: These citations may not always be 100% accurate.