Wiloso, Danis Agoes. “Pelatihan Dasar Piranti Lunak Microsoft Excel Bagi Guru TK Se-Kota Yogyakarta”. Jurnal Abdi Masyarakat Indonesia 2, no. 6 (November 8, 2022): 1863–1868. Diakses Agustus 20, 2025. https://www.jamsi.jurnal-id.com/index.php/jamsi/article/view/529.