HARAHAP, Inatigris Anggriani; SARAGIH, Amrin .; ZAINUDDIN, Zainuddin . TEXT TYPES USED IN THE TEXTBOOKS: A SYSTEMIC LINGUISTIC“BASED STUDY. LINGUISTIK TERAPAN, [S. l.], v. 18, n. 3, p. 218–226, 2022. DOI: 10.24114/lt.v18i3.31395. Disponível em: https://jurnal.unimed.ac.id/2012/index.php/LTBI/article/view/31395. Acesso em: 5 jul. 2025.