SIMSON PONIMEN SILITONGA. Buku Ajar Pendidikan Kewarganegaraan. Yayasan Drestanta Pelita Indonesia, [S. l.], 2026. Disponível em: https://publisher.yayasandpi.or.id/index.php/dpipress/article/view/1864. Acesso em: 18 sep. 2026.