TUMPAL J.R. SITINJAK. PELATIHAN ANALISIS DATA PENELITIAN DENGAN MENGUNAKAN MICROSOFT EXCEL BAGI GURU-GURU DI SMA DON BOSCO JAKARTA UTARA. J-ABDI: Jurnal Pengabdian kepada Masyarakat, [S. l.], v. 4, n. 6, p. 629–632, 2024. DOI: 10.53625/jabdi.v4i6.8816. Disponível em: https://mail.bajangjournal.com/index.php/J-ABDI/article/view/8816. Acesso em: 27 oct. 2025.