Azhari, F., Sujanto, B., & Suryadi, S. (2020). THE EFFECT OF  TRANSFORMATIONAL LEADERSHIP STYLE AND JOB MOTIVATION ON JOB PERFORMANCE  TEACHERS OF  UPPER SECONDARY SCHOOL  AT JONGGGOL. IJER - INDONESIAN JOURNAL OF EDUCATIONAL REVIEW, 6(2). Diambil dari https://journal.unj.ac.id/unj/index.php/ijer/article/view/14026