Ragab, Jihan, and Mohamad Masry. 2019. “The Role of Customer Empowerment in Development His Equity for The Firm through of Mediating Relationship Quality: Empirical Study on Customers of Mobile Telecommunications Firms in Syria”. The Arab Journal of Administration 39 (1). Cairo:165-90. https://doi.org/10.21608/aja.2019.27780.