HIDAYAT, Hidayat; GURNING, Busmin; HUSEIN, Rahmad. COHORT-BASED GRAMMAR TEACHING MODEL DEVELOPMENT IN STRUCTURE SECTION OF TOEFL AT SEKOLAH TINGGI ILMU MANAJEMEN SUKMA MEDAN. LINGUISTIK TERAPAN, [S. l.], v. 15, n. 1, 2018. DOI: 10.24114/lt.v15i1.11272. Disponível em: https://jurnal.unimed.ac.id/2012/index.php/LTBI/article/view/11272. Acesso em: 5 jul. 2025.