HASIBUAN, Filza Irawan. Speaking Materials’ Eligibility Standard in "Bahasa Inggris Kelas XI SMK" Textbook. TRANSFORM: Journal of English Language Teaching and Learning, North Sumatera, Indonesia, v. 14, n. 3, p. 134–145, 2025. DOI: 10.24114/tj.v14i3.68748. Disponível em: https://jurnal.unimed.ac.id/2012/index.php/jelt/article/view/68748. Acesso em: 9 dec. 2025.