SUDUNG SIMATUPANG; ERBIN CHANDRA; NATANAEL SARAGIH; MARISI BUTARBUTAR; EFENDI, E. PELATIHAN PENGEMBANGAN SUMBER DAYA MANUSIA BAGI TENAGA PENDIDIK EKKLESIA PRIVATE ENGLISH COURSE . J-ABDI: Jurnal Pengabdian kepada Masyarakat, [S. l.], v. 2, n. 5, p. 4953–4960, 2022. DOI: 10.53625/jabdi.v2i5.3577. Disponível em: https://mail.bajangjournal.com/index.php/J-ABDI/article/view/3577. Acesso em: 5 jul. 2025.