Ambarsari, Ria, E Kus Eddy Sartono, Ali Mustadi, Enny Zubaidah, Winarni Jhon, and Muhammad Akbar Rafsanzani. “Needs Analysis of Electronic Story Calendar Media to Improve Spirit of Nationalism”. Journal of Education Research and Evaluation 5, no. 3 (June 7, 2021): 398–405. Accessed June 30, 2024. https://ejournal.undiksha.ac.id/index.php/JERE/article/view/33281.