Diwan al-Kharaj (Kementerian Kewangan) dalam pemerintahan Khalifah Harun al-Rashid (170h. - 193h. / 786m. - 909m.) - Kamis Ismail, 1952- (Shah Alam : Tinta-Image, 1996)
Rujukan : p. 24-25
Keywords: Harun al-Rashid, -- caliph, -- 763 (ca.)-809; Finance -- Religious aspects -- Islam; Economics -- Religious aspects -- Islam