เกกีงาม ส. MARKETING MIX FACTORS IN USING SMALL-SIZED FITNESS SERVICE AMONG THE POPULATION IN THE CENTRAL REGION UNDER COVID-19: MARKETING MIX FACTORS IN USING SMALL-SIZED FITNESS SERVICE AMONG THE POPULATION IN THE CENTRAL REGION UNDER COVID-19. Journal of KMITL Business school, [S. l.], v. 11, n. 2, p. 12–26, 2021. Disponível em: https://so02.tci-thaijo.org/index.php/fam/article/view/250953. Acesso em: 4 jul. 2022.