[1]
เกกีงาม ส. 2021. 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. 11, 2 (Aug. 2021), 12–26.