SIBURIAN, T. . PERMASALAHAN LINGKUNGAN DAN KEPRIHATINAN INJILI . Jurnal Amanat Agung, [S. l.], v. 6, n. 2, p. 279–301, 2010. Disponível em: https://ojs.sttaa.ac.id/index.php/JAA/article/view/138. Acesso em: 20 jan. 2026.