Ratnawati, Diah, and Tatiana Siregar. “PKM KELOMPOK PENDIDIK SEBAYA DI SMA NEGERI 6 DEPOK”. Jurnal Bakti Masyarakat Indonesia 1, no. 2 (January 30, 2019). Accessed October 2, 2025. https://journal.untar.ac.id/index.php/baktimas/article/view/2883.