Agusli A, Gistituati N, Hadiyanto H, Jasrial J. The influence of principal instructional leadership and school environment on teacher services of public junior high school. IRJE [Internet]. 2026 Jan. 18 [cited 2026 Apr. 20];10(1):22-37. Available from: https://www.online-journal.unja.ac.id/irje/article/view/41815