SIJABAT, D. Upaya Meningkatkan Kinerja Mengajar Guru Sekolah Dasar Se-Kecamatan Girsang Sipangan Bolon. Jurnal Ilmiah Aquinas, [S. l.], v. 4, n. 2, p. 191–202, 2021. DOI: 10.54367/aquinas.v4i2.1220. Disponível em: https://ejournal.ust.ac.id/index.php/Aquinas/article/view/1220. Acesso em: 22 jul. 2024.