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 The General Expenditures of Beit al-Mal (Money House) of the Islamic Arabian State in the Reigns of AL Rrashidia Caliphate and The Umayyed Caliphate. Expense of Al_Faya: Al_Jaziya,Al_Kharaj and Al_Oshoor Trading: Historical Economic Study.
<em>Journal Of Tikrit University For Humanities - مجلة جامعة تكريت للعلوم الانسانية, 26</em>(8), 223-192.
doi:10.25130/hum.v26i8.794