El Sheikh, Samia, Tawfik Halim, Yasser, Ibrahim Hamdy, Hosny, Adel Hamdy, Mohamed. (2020). 'The Impact of CRM on Customer Satisfaction and Customer Loyalty: Mediation Effect of Customer Perceived Value (Evidence from Hospitality Industry)', مجلة جامعة الإسکندرية للعلوم الإدارية, 57(4), pp. 87-119. doi: 10.21608/acj.2020.121770