Septiani, Dwi, Aprianto, Ferdi Prima Nurhasan, Hendrawan, M. Septianto, and Siti Haryani. “PELATIHAN PENULISAN SURAT RESMI DI SMA MASTER INDONESIA DEPOK”. Jurnal Gembira: Pengabdian Kepada Masyarakat 2, no. 02 (April 15, 2024): 442–452. Accessed August 18, 2025. https://gembirapkm.my.id/index.php/jurnal/article/view/428.