Gaya APA

Mulathawi, H, K, A. ([s.a]). Khalid al khulafa' al Rasyid / Kamil al Mulathawi . : .

Gaya MLA

Mulathawi, Hasan, Kamil, Al. "Khalid al khulafa' al Rasyid / Kamil al Mulathawi". : , [s.a]. Referensi.