Soonkhuntod, nuttaporn. “GUIDELINES FOR SUPPLIES ADMINISTRATION IN SCHOOS UNDER THE OFFICE OF PATHUMTHANI PRIMARY EDUCATION SERVICE AREA OFFICE1”. Pathumthani University Academic Journal 14, no. 2 (December 28, 2022): 124–138. Accessed May 18, 2024. https://so05.tci-thaijo.org/index.php/ptujournal/article/view/261330.