Gaya APA

Raana, M, I., Djoely, M. (1992). Sistem ekonomi pemerintahan Umar ibn al Khatthab / Mahmud Irfan Raana;Penerjemah Mansuruddin Djoely (Cet.2). Jakarta: Firdaus.

Gaya MLA

Raana, Mahmud, Irfan., Djoely, Mansuruddin. "Sistem ekonomi pemerintahan Umar ibn al Khatthab / Mahmud Irfan Raana;Penerjemah Mansuruddin Djoely". Cet.2 Jakarta: Firdaus, 1992. Text.