Purnamawati, Ami. “Bimbingan Teknik Presentasi Bagi Manajer Koperasi Jasa Keuangan Kabupaten Bandung”. E-Coops-Day 3, no. 1 (March 18, 2022): 61–68. Accessed July 3, 2024. https://journal.ikopin.ac.id/index.php/ecoopsday/article/view/1401.