MANDARANI, Vidya; FEDIYANTO, Niko. Introduction to Coursebook Linguistics & Literature. Umsida Press, [S. l.], p. 1–120, 2021. DOI: 10.21070/2020/978-623-6833-16-2. Disponível em: https://press.umsida.ac.id/index.php/umsidapress/article/view/978-623-6833-16-2. Acesso em: 5 jul. 2025.