Suryani, Ade Irma, et al. “Utilization of Tjilik Riwut Posters As Learning Media in Class IV Civics Learning at State Elementary School 3 Petuk Ketimpun”. Tunas: Jurnal Pendidikan Guru Sekolah Dasar, vol. 9, no. 2, June 2024, pp. 133-6, https://doi.org/10.33084/tunas.v9i2.6815.