SALIHAH, P. R.; SAHIRUDDIN, S.; DEGENG, P. D. D. An Analysis of Text Readability in 9th Grade English Textbook Using FRE Formula on Readable Software. Diglossia: Jurnal Kajian Ilmiah Kebahasaan dan Kesusastraan, [S. l.], v. 11, n. 1, p. 24–33, 2019. DOI: 10.26594/diglossia.v11i1.1753. Disponível em: https://journal.unipdu.ac.id/index.php/diglosia/article/view/1753. Acesso em: 22 nov. 2024.