BOROTODING, K. .; LIMBONG, M. .; TAMPUBOLON, H. . Pengaruh Kepemimpinan Kepala Sekolah terhadap Mutu Pendidikan di SMK Kristen Bittuang (The Influence of Principal Leadership on the Quality of Education at Bittuang Christian Vocational School). Jurnal Pendidikan Tambusai, [S. l.], v. 5, n. 1, p. 1–6, 2021. Disponível em: https://jptam.org/index.php/jptam/article/view/1215. Acesso em: 3 jul. 2024.