A SURVEY ON CUSTOMER SATISFACTION ACROSS PHYSICAL FITNESS CLUBS IN DISTRICTS 1-6 OF TEHRAN FROM QUALITY OF SERVICES PROVIDED FOR THEM BASED ON AGE, GENDER, AND EDUCATION STATUS OF CUSTOMERS. Arabian Journal of Business and Management Review (AJBMR), [S. l.], v. 3, n. 9, p. 377–385, 2014. DOI: 10.65453/ajbmr.v3i9.671. Disponível em: https://j.arabianjbmr.com/index.php/ajbmr/article/view/671. Acesso em: 11 jun. 2026.