Anusornphanich, P., & Saikam, J. (2023). ADAPTATION IN CUSTOMER RELATIONSHIPS OF AVIATION SCHOOL AFTER RECOVERY COVID-19 OUTBREAK. Phranakhon Rajabhat Research Journal : Humanities and Social Sciences, 18(2), 338–355. retrieved from https://so05.tci-thaijo.org/index.php/PNRU_JHSS/article/view/266539