ยอดแก้ว ก, ศรีประเสริฐ เ, เต็มรัตน์ ส. The Quality Improvement in Early Childhood Education by Small Sized School Administrators under Krabi Primary Educational Service Area Office. Pitchayatat [Internet]. 2018 Dec. 28 [cited 2024 May 19];13(2):1-9. Available from: https://so02.tci-thaijo.org/index.php/Pitchayatat/article/view/221623