พิชญชานันท์ ข. “ADMINISTRATIVE MODEL WITH QUALITY AND EFFICIENCY OF SMALL SIZE SCHOOLS UNDER SA KAEO PRIMARY EDUCATIONAL SERVICE AREA OFFICES”. Pathumthani University Academic Journal, vol. 13, no. 1, June 2021, pp. 371-82, https://so05.tci-thaijo.org/index.php/ptujournal/article/view/249613.