[1]
Tume Atua, T., Lateef Dahham, D. y Salim Mesr, I. 2019. The Role of Quality of Service as a Tool to Achieve Relationship Marketing. An Empirical Study of a Sample of Mobile Phone Company (Asiacell) Customers in Anbar Governorate. OpciĆ³n. 35, (oct. 2019), 1173-1198.