THE HIGHER EDUCATION CHALLENGES THAT IMPACT SERVICE QUALITY IN LEBANESE PRIVATE UNIVERSITIES. Costos y Gestión, [S. l.], n. 100, p. 13–47, 2021. Disponível em: https://www.ojs.iapuco.org.ar/index.php/costos-y-gestion/article/view/172. Acesso em: 16 jun. 2026.