TIRTONI, Feri. Buku Ajar Pengembangan Pembelajaran Pkn Di Sekolah Dasar . Umsida Press, [S. l.], p. 1–227, 2021. DOI: 10.21070/2018/978-602-5914-15-7. Disponível em: https://press.umsida.ac.id/index.php/umsidapress/article/view/978-602-5914-15-7. Acesso em: 6 jul. 2025.