حمدي، شريف محمود. (2024). The Effect of Applying Customer Relationship Management "CRM" on Improving Citizens' Satisfaction with Public Services in Egypt by Applying it to the Egyptian Post. مجلة السياسة والاقتصاد، مج22, ع21 ، 448 - 465. مسترجع من http://search.mandumah.com/Record/1516459
حمدي، شريف محمود. "The Effect of Applying Customer Relationship Management "CRM" On Improving Citizens' Satisfaction With Public Services in Egypt By Applying It to the Egyptian Post." مجلة السياسة والاقتصاد مج22, ع21 (2024): 448 - 465. مسترجع من http://search.mandumah.com/Record/1516459