Jumriati J, Suryadi S, Sjamsir H. THE EFFECTS OF SUPERVISION, SOCIAL COMPETENCE, AND PROFESSIONAL COMPETENCE TOWARD THE TEACHERS PERFORMANCE OF STATE OF JUNIOR HIGH SCHOOL. IJER [Internet]. 2018Jul.31 [cited 2025Apr.20];5(1):11-6. Available from: http://103.8.12.212:33180/unj/index.php/ijer/article/view/8161