Pansuwan J, Utairat W. LEADERSHIP IMPLEMENT IN SCHOOL ADMINISTRATION TOWARDS THE EFFICIENCY OF STUDENTS DEVELOPMENT OF VOCATIONAL STUDENTS AT THE HIGHER VOCATIONAL CERTIFICATE LEVEL. JMND [internet]. 2021 Jan. 20 [cited 2026 Aug. 28];8(1):312-25. available from: https://so03.tci-thaijo.org/index.php/JMND/article/view/250033