Supriatna A, Ulfiah U, Koswara N, Muhamad Rifki Noval S. Supervision Management Of Supervisor Managerial In Improving Performance Head Of Madrasah Tsanawiyah In Bandung District. IJERSC [Internet]. 2022 Oct. 28 [cited 2026 Jan. 14];3(5):1844-50. Available from: https://ijersc.org/index.php/go/article/view/495