Abdel Hamid، E. M.، و Morsy، M. F. B. M. (2022). Developing a Tax Inspection System Based on Revenue Criteria Derived From Customer Contracts in Order to Improve Tax Revenue Efficiency In-Depth Analysis of Egypt's Central Tax Authority. مجلة التجارة والتمويل، ع3 ، 1 - 25. مسترجع من http://search.mandumah.com/Record/1334070
Abdel Hamid، Eslam Mohamed، و Mahmoud Farag Bakr Mohamed Morsy. "Developing a Tax Inspection System Based On Revenue Criteria Derived From Customer Contracts in Order to Improve Tax Revenue Efficiency In-Depth Analysis of Egypt's Central Tax Authority." مجلة التجارة والتمويل ع3 (2022): 1 - 25. مسترجع من http://search.mandumah.com/Record/1334070