Azima F, Ping MT, A.K. Amarullah. Are these texts readable? An Analysis on the Readability Level of English Textbooks for Indonesian High Schools . borju. borneo. educational. j. [Internet]. 2022 Nov. 5 [cited 2024 Nov. 21];5(1):27-36. Available from: https://jurnal.fkip-uwgm.ac.id/index.php/Borju/article/view/1095