OMAR, Z.; SALIH, S. Relationship marketing and its role in marketing excellence: An exploratory study of the opinions of a sample of managers in four- and five-star hotels in the city of Duhok. Humanities Journal of University of Zakho, [S. l.], v. 10, n. 4, p. 1052–1068, 2022. DOI: 10.26436/hjuoz.2022.10.4.865. Disponível em: https://hjuoz.uoz.edu.krd/index.php/hum/article/view/865. Acesso em: 3 may. 2024.