%A Ningrum, Rizky Kusuma %D 2021 %T Sampul Belakang %K %X %U https://jurnal.unej.ac.id/index.php/WRTP/article/view/23458 %J Warta Pengabdian %0 Journal Article %R 10.19184/wrtp.v15i1.23458 %V 15 %N 1 %@ 2655-7509 %8 2021-03-10