Kartono, Ade Tutty R. Rosa, Hanafiah, and Deti Rostini. “Education Subject (PPKn): A Case Study at SMA Islam Harapan Ibu and SMA Negeri 86 in DKI Jakarta”. TEC EMPRESARIAL 18, no. 2 (November 17, 2023): 700–710. Accessed February 18, 2025. https://revistas.tec-ac.cr/index.php/tec_empresarial/article/view/288.