รัตน์ศิริจันทร์ อ, อุทัยรัตน์ ว. Effective Marketing Strategies for the Management Private Kindergarten Schools in Bangkok. EDUCU [Internet]. 2019 Dec. 27 [cited 2024 May 3];47(4):506-18. Available from: https://so02.tci-thaijo.org/index.php/EDUCU/article/view/232672