Komarudin Afz, F. (2012) “Layanan Calistung Terhadap Anak Pemulung (Calistung Learning Service For The Children Who Work As A Scavenger)”, JURNAL PENGABDIAN KEPADA MASYARAKAT, 2(1), pp. 29–39. Available at: https://ojs.uninus.ac.id/JPKM/article/view/29 (Accessed: 4 October 2025).