บัญญัติ ภ. THE DESIRABLE ATTRIBUTES OF ADMINISTRATORS IN SECONDARY SCHOOLS, PATHUM THANI PROVINCE UNDER THE PATHUM THANI SECONDARY EDUCATION SERVICE AREA OFFICE. ptujournal [internet]. 2021 Dec. 29 [cited 2026 Sep. 28];13(2):169-84. available from: https://so05.tci-thaijo.org/index.php/ptujournal/article/view/252266