NANDA, M. R. D.; HARAHAP, A.; DAMAYANTI, I. An Analysis of Language Skills’ Proportion in the English Textbook Grade XII Published by Kemendikbud 2014. Journal of English Education and Teaching, [S. l.], v. 3, n. 4, p. 438–451, 2019. DOI: 10.33369/jeet.3.4.438-451. Disponível em: https://ejournal.unib.ac.id/JEET/article/view/8335. Acesso em: 28 apr. 2024.