NINGRUM, Rizky Kusuma. Sampul Depan. Warta Pengabdian, [S.l.], v. 15, n. 1, mar. 2021. ISSN 2655-7509. Available at: <https://jurnal.unej.ac.id/index.php/WRTP/article/view/23457>. Date accessed: 10 oct. 2024. doi: https://doi.org/10.19184/wrtp.v15i1.23457.