Taouti، A.، و Bekhti، B. (2016). The Impact of Djezzy Service Quality in Reaching the Customer’s Loyalty: Case Study of a Sample from Djezzy Customers –Laghouat. مجلة دراسات العدد الاقتصادي، مج7, ع2 ، 315 - 339. مسترجع من http://search.mandumah.com/Record/1179674
Taouti، Abdelalim، و Brahim Bekhti. "The Impact of Djezzy Service Quality in Reaching the Customer’s Loyalty: Case Study of a Sample From Djezzy Customers –Laghouat." مجلة دراسات العدد الاقتصادي مج7, ع2 (2016): 315 - 339. مسترجع من http://search.mandumah.com/Record/1179674