PERTIWI, Sri Ananda; THALIB, Najdah. Game Book Eco-Tense Grammar. PT Akselerasi Karya Mandiri, [S. l.], p. 198, 2026. Disponível em: https://e-publisher.my.id/index.php/ptakm/article/view/185. Acesso em: 13 jun. 2026.