AKRAUSH, Mamoun. The Services Marketing Mix Paradigm: Is It Still Appropriate for Today ’s Service Businesses?. Al-Balqa Journal for Research and Studies, [S. l.], v. 11, n. 2, p. 49–74, 2006. Disponível em: https://ajrs.ammanu.edu.jo/ojs/index.php/albalqajournal/article/view/359.. Acesso em: 10 oct. 2026.